2017507900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 4711698432

約数和(自身を除く): 2694190532

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 47, 50, 61, 62, 94, 100, 122, 124, 155, 188, 227, 235, 244, 305, 310, 454, 470, 610, 620, 775, 908, 940, 1135, 1175, 1220, 1457, 1525, 1550, 1891, 2270, 2350, 2867, 2914, 3050, 3100, 3782, 4540, 4700, 5675, 5734, 5828, 6100, 7037, 7285, 7564, 9455, 10669, 11350, 11468, 13847, 14074, 14335, 14570, 18910, 21338, 22700, 27694, 28148, 28670, 29140, 35185, 36425, 37820, 42676, 47275, 53345, 55388, 57340, 69235, 70370, 71675, 72850, 88877, 94550, 106690, 138470, 140740, 143350, 145700, 175925, 177754, 189100, 213380, 266725, 276940, 286700, 330739, 346175, 351850, 355508, 429257, 444385, 533450, 650809, 661478, 692350, 703700, 858514, 888770, 1066900, 1301618, 1322956, 1384700, 1653695, 1717028, 1777540, 2146285, 2221925, 2603236, 3254045, 3307390, 4292570, 4443850, 6508090, 6614780, 8268475, 8585140, 8887700, 10731425, 13016180, 16270225, 16536950, 20175079, 21462850, 32540450, 33073900, 40350158, 42925700, 65080900, 80700316, 100875395, 201750790, 403501580, 504376975, 1008753950, 2017507900]

約数ペア:

[(1, 2017507900), (2, 1008753950), (4, 504376975), (5, 403501580), (10, 201750790), (20, 100875395), (25, 80700316), (31, 65080900), (47, 42925700), (50, 40350158), (61, 33073900), (62, 32540450), (94, 21462850), (100, 20175079), (122, 16536950), (124, 16270225), (155, 13016180), (188, 10731425), (227, 8887700), (235, 8585140), (244, 8268475), (305, 6614780), (310, 6508090), (454, 4443850), (470, 4292570), (610, 3307390), (620, 3254045), (775, 2603236), (908, 2221925), (940, 2146285), (1135, 1777540), (1175, 1717028), (1220, 1653695), (1457, 1384700), (1525, 1322956), (1550, 1301618), (1891, 1066900), (2270, 888770), (2350, 858514), (2867, 703700), (2914, 692350), (3050, 661478), (3100, 650809), (3782, 533450), (4540, 444385), (4700, 429257), (5675, 355508), (5734, 351850), (5828, 346175), (6100, 330739), (7037, 286700), (7285, 276940), (7564, 266725), (9455, 213380), (10669, 189100), (11350, 177754), (11468, 175925), (13847, 145700), (14074, 143350), (14335, 140740), (14570, 138470), (18910, 106690), (21338, 94550), (22700, 88877), (27694, 72850), (28148, 71675), (28670, 70370), (29140, 69235), (35185, 57340), (36425, 55388), (37820, 53345), (42676, 47275)]