11857020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 40027680

約数和(自身を除く): 28170660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 70, 74, 84, 98, 105, 109, 111, 140, 147, 148, 185, 196, 210, 218, 222, 245, 259, 294, 327, 370, 420, 436, 444, 490, 518, 545, 555, 588, 654, 735, 740, 763, 777, 980, 1036, 1090, 1110, 1295, 1308, 1470, 1526, 1554, 1635, 1813, 2180, 2220, 2289, 2590, 2940, 3052, 3108, 3270, 3626, 3815, 3885, 4033, 4578, 5180, 5341, 5439, 6540, 7252, 7630, 7770, 8066, 9065, 9156, 10682, 10878, 11445, 12099, 15260, 15540, 16023, 16132, 18130, 20165, 21364, 21756, 22890, 24198, 26705, 27195, 28231, 32046, 36260, 40330, 45780, 48396, 53410, 54390, 56462, 60495, 64092, 80115, 80660, 84693, 106820, 108780, 112924, 120990, 141155, 160230, 169386, 197617, 241980, 282310, 320460, 338772, 395234, 423465, 564620, 592851, 790468, 846930, 988085, 1185702, 1693860, 1976170, 2371404, 2964255, 3952340, 5928510, 11857020]

約数ペア:

[(1, 11857020), (2, 5928510), (3, 3952340), (4, 2964255), (5, 2371404), (6, 1976170), (7, 1693860), (10, 1185702), (12, 988085), (14, 846930), (15, 790468), (20, 592851), (21, 564620), (28, 423465), (30, 395234), (35, 338772), (37, 320460), (42, 282310), (49, 241980), (60, 197617), (70, 169386), (74, 160230), (84, 141155), (98, 120990), (105, 112924), (109, 108780), (111, 106820), (140, 84693), (147, 80660), (148, 80115), (185, 64092), (196, 60495), (210, 56462), (218, 54390), (222, 53410), (245, 48396), (259, 45780), (294, 40330), (327, 36260), (370, 32046), (420, 28231), (436, 27195), (444, 26705), (490, 24198), (518, 22890), (545, 21756), (555, 21364), (588, 20165), (654, 18130), (735, 16132), (740, 16023), (763, 15540), (777, 15260), (980, 12099), (1036, 11445), (1090, 10878), (1110, 10682), (1295, 9156), (1308, 9065), (1470, 8066), (1526, 7770), (1554, 7630), (1635, 7252), (1813, 6540), (2180, 5439), (2220, 5341), (2289, 5180), (2590, 4578), (2940, 4033), (3052, 3885), (3108, 3815), (3270, 3626)]