1245382360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1\times {\mathrm{1667}}^1$

素因数の和:2680

約数の個数: 64

約数和(自身を含む): 2954361600

約数和(自身を除く): 1708979240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 983, 1667, 1966, 3334, 3932, 4915, 6668, 7864, 8335, 9830, 13336, 16670, 18677, 19660, 31673, 33340, 37354, 39320, 63346, 66680, 74708, 93385, 126692, 149416, 158365, 186770, 253384, 316730, 373540, 633460, 747080, 1266920, 1638661, 3277322, 6554644, 8193305, 13109288, 16386610, 31134559, 32773220, 62269118, 65546440, 124538236, 155672795, 249076472, 311345590, 622691180, 1245382360]

約数ペア:

[(1, 1245382360), (2, 622691180), (4, 311345590), (5, 249076472), (8, 155672795), (10, 124538236), (19, 65546440), (20, 62269118), (38, 32773220), (40, 31134559), (76, 16386610), (95, 13109288), (152, 8193305), (190, 6554644), (380, 3277322), (760, 1638661), (983, 1266920), (1667, 747080), (1966, 633460), (3334, 373540), (3932, 316730), (4915, 253384), (6668, 186770), (7864, 158365), (8335, 149416), (9830, 126692), (13336, 93385), (16670, 74708), (18677, 66680), (19660, 63346), (31673, 39320), (33340, 37354)]