19585680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1033}}^1$

素因数の和:1128

約数の個数: 80

約数和(自身を含む): 61543680

約数和(自身を除く): 41958000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1033, 1185, 1264, 1580, 1896, 2066, 2370, 3099, 3160, 3792, 4132, 4740, 5165, 6198, 6320, 8264, 9480, 10330, 12396, 15495, 16528, 18960, 20660, 24792, 30990, 41320, 49584, 61980, 81607, 82640, 123960, 163214, 244821, 247920, 326428, 408035, 489642, 652856, 816070, 979284, 1224105, 1305712, 1632140, 1958568, 2448210, 3264280, 3917136, 4896420, 6528560, 9792840, 19585680]

約数ペア:

[(1, 19585680), (2, 9792840), (3, 6528560), (4, 4896420), (5, 3917136), (6, 3264280), (8, 2448210), (10, 1958568), (12, 1632140), (15, 1305712), (16, 1224105), (20, 979284), (24, 816070), (30, 652856), (40, 489642), (48, 408035), (60, 326428), (79, 247920), (80, 244821), (120, 163214), (158, 123960), (237, 82640), (240, 81607), (316, 61980), (395, 49584), (474, 41320), (632, 30990), (790, 24792), (948, 20660), (1033, 18960), (1185, 16528), (1264, 15495), (1580, 12396), (1896, 10330), (2066, 9480), (2370, 8264), (3099, 6320), (3160, 6198), (3792, 5165), (4132, 4740)]