7810089460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{289477}}^1$

素因数の和:289576

約数の個数: 48

約数和(自身を含む): 17507629440

約数和(自身を除く): 9697539980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 5396, 6745, 13490, 26980, 289477, 578954, 1157908, 1447385, 2894770, 5500063, 5789540, 11000126, 20552867, 22000252, 27500315, 41105734, 55000630, 82211468, 102764335, 110001260, 205528670, 390504473, 411057340, 781008946, 1562017892, 1952522365, 3905044730, 7810089460]

約数ペア:

[(1, 7810089460), (2, 3905044730), (4, 1952522365), (5, 1562017892), (10, 781008946), (19, 411057340), (20, 390504473), (38, 205528670), (71, 110001260), (76, 102764335), (95, 82211468), (142, 55000630), (190, 41105734), (284, 27500315), (355, 22000252), (380, 20552867), (710, 11000126), (1349, 5789540), (1420, 5500063), (2698, 2894770), (5396, 1447385), (6745, 1157908), (13490, 578954), (26980, 289477)]