1330658920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{16063}}^1$

素因数の和:16202

約数の個数: 64

約数和(自身を含む): 3180672000

約数和(自身を除く): 1850013080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 109, 152, 190, 218, 380, 436, 545, 760, 872, 1090, 2071, 2180, 4142, 4360, 8284, 10355, 16063, 16568, 20710, 32126, 41420, 64252, 80315, 82840, 128504, 160630, 305197, 321260, 610394, 642520, 1220788, 1525985, 1750867, 2441576, 3051970, 3501734, 6103940, 7003468, 8754335, 12207880, 14006936, 17508670, 33266473, 35017340, 66532946, 70034680, 133065892, 166332365, 266131784, 332664730, 665329460, 1330658920]

約数ペア:

[(1, 1330658920), (2, 665329460), (4, 332664730), (5, 266131784), (8, 166332365), (10, 133065892), (19, 70034680), (20, 66532946), (38, 35017340), (40, 33266473), (76, 17508670), (95, 14006936), (109, 12207880), (152, 8754335), (190, 7003468), (218, 6103940), (380, 3501734), (436, 3051970), (545, 2441576), (760, 1750867), (872, 1525985), (1090, 1220788), (2071, 642520), (2180, 610394), (4142, 321260), (4360, 305197), (8284, 160630), (10355, 128504), (16063, 82840), (16568, 80315), (20710, 64252), (32126, 41420)]