20778822390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{877}}^1\times {\mathrm{46457}}^1$

素因数の和:47361

約数の個数: 64

約数和(自身を含む): 52864000704

約数和(自身を除く): 32085178314

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 877, 1754, 2631, 4385, 5262, 8770, 13155, 14909, 26310, 29818, 44727, 46457, 74545, 89454, 92914, 139371, 149090, 223635, 232285, 278742, 447270, 464570, 696855, 789769, 1393710, 1579538, 2369307, 3948845, 4738614, 7897690, 11846535, 23693070, 40742789, 81485578, 122228367, 203713945, 244456734, 407427890, 611141835, 692627413, 1222283670, 1385254826, 2077882239, 3463137065, 4155764478, 6926274130, 10389411195, 20778822390]

約数ペア:

[(1, 20778822390), (2, 10389411195), (3, 6926274130), (5, 4155764478), (6, 3463137065), (10, 2077882239), (15, 1385254826), (17, 1222283670), (30, 692627413), (34, 611141835), (51, 407427890), (85, 244456734), (102, 203713945), (170, 122228367), (255, 81485578), (510, 40742789), (877, 23693070), (1754, 11846535), (2631, 7897690), (4385, 4738614), (5262, 3948845), (8770, 2369307), (13155, 1579538), (14909, 1393710), (26310, 789769), (29818, 696855), (44727, 464570), (46457, 447270), (74545, 278742), (89454, 232285), (92914, 223635), (139371, 149090)]