20225068360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1\times {\mathrm{3877}}^1$

素因数の和:4527

約数の個数: 128

約数和(自身を含む): 53788170240

約数和(自身を除く): 33563101880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 601, 620, 868, 1085, 1202, 1240, 1736, 2170, 2404, 3005, 3877, 4207, 4340, 4808, 6010, 7754, 8414, 8680, 12020, 15508, 16828, 18631, 19385, 21035, 24040, 27139, 31016, 33656, 37262, 38770, 42070, 54278, 74524, 77540, 84140, 93155, 108556, 120187, 130417, 135695, 149048, 155080, 168280, 186310, 217112, 240374, 260834, 271390, 372620, 480748, 521668, 542780, 600935, 652085, 745240, 841309, 961496, 1043336, 1085560, 1201870, 1304170, 1682618, 2330077, 2403740, 2608340, 3365236, 4206545, 4660154, 4807480, 5216680, 6730472, 8413090, 9320308, 11650385, 16310539, 16826180, 18640616, 23300770, 32621078, 33652360, 46601540, 65242156, 72232387, 81552695, 93203080, 130484312, 144464774, 163105390, 288929548, 326210780, 361161935, 505626709, 577859096, 652421560, 722323870, 1011253418, 1444647740, 2022506836, 2528133545, 2889295480, 4045013672, 5056267090, 10112534180, 20225068360]

約数ペア:

[(1, 20225068360), (2, 10112534180), (4, 5056267090), (5, 4045013672), (7, 2889295480), (8, 2528133545), (10, 2022506836), (14, 1444647740), (20, 1011253418), (28, 722323870), (31, 652421560), (35, 577859096), (40, 505626709), (56, 361161935), (62, 326210780), (70, 288929548), (124, 163105390), (140, 144464774), (155, 130484312), (217, 93203080), (248, 81552695), (280, 72232387), (310, 65242156), (434, 46601540), (601, 33652360), (620, 32621078), (868, 23300770), (1085, 18640616), (1202, 16826180), (1240, 16310539), (1736, 11650385), (2170, 9320308), (2404, 8413090), (3005, 6730472), (3877, 5216680), (4207, 4807480), (4340, 4660154), (4808, 4206545), (6010, 3365236), (7754, 2608340), (8414, 2403740), (8680, 2330077), (12020, 1682618), (15508, 1304170), (16828, 1201870), (18631, 1085560), (19385, 1043336), (21035, 961496), (24040, 841309), (27139, 745240), (31016, 652085), (33656, 600935), (37262, 542780), (38770, 521668), (42070, 480748), (54278, 372620), (74524, 271390), (77540, 260834), (84140, 240374), (93155, 217112), (108556, 186310), (120187, 168280), (130417, 155080), (135695, 149048)]