20014650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:660

約数の個数: 72

約数和(自身を含む): 54550080

約数和(自身を除く): 34535430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 150, 158, 225, 237, 395, 450, 474, 563, 711, 790, 1126, 1185, 1422, 1689, 1975, 2370, 2815, 3378, 3555, 3950, 5067, 5630, 5925, 7110, 8445, 10134, 11850, 14075, 16890, 17775, 25335, 28150, 35550, 42225, 44477, 50670, 84450, 88954, 126675, 133431, 222385, 253350, 266862, 400293, 444770, 667155, 800586, 1111925, 1334310, 2001465, 2223850, 3335775, 4002930, 6671550, 10007325, 20014650]

約数ペア:

[(1, 20014650), (2, 10007325), (3, 6671550), (5, 4002930), (6, 3335775), (9, 2223850), (10, 2001465), (15, 1334310), (18, 1111925), (25, 800586), (30, 667155), (45, 444770), (50, 400293), (75, 266862), (79, 253350), (90, 222385), (150, 133431), (158, 126675), (225, 88954), (237, 84450), (395, 50670), (450, 44477), (474, 42225), (563, 35550), (711, 28150), (790, 25335), (1126, 17775), (1185, 16890), (1422, 14075), (1689, 11850), (1975, 10134), (2370, 8445), (2815, 7110), (3378, 5925), (3555, 5630), (3950, 5067)]