880147240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{44273}}^1$

素因数の和:44362

約数の個数: 64

約数和(自身を含む): 2295164160

約数和(自身を除く): 1415016920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 9940, 19880, 44273, 88546, 177092, 221365, 309911, 354184, 442730, 619822, 885460, 1239644, 1549555, 1770920, 2479288, 3099110, 3143383, 6198220, 6286766, 12396440, 12573532, 15716915, 22003681, 25147064, 31433830, 44007362, 62867660, 88014724, 110018405, 125735320, 176029448, 220036810, 440073620, 880147240]

約数ペア:

[(1, 880147240), (2, 440073620), (4, 220036810), (5, 176029448), (7, 125735320), (8, 110018405), (10, 88014724), (14, 62867660), (20, 44007362), (28, 31433830), (35, 25147064), (40, 22003681), (56, 15716915), (70, 12573532), (71, 12396440), (140, 6286766), (142, 6198220), (280, 3143383), (284, 3099110), (355, 2479288), (497, 1770920), (568, 1549555), (710, 1239644), (994, 885460), (1420, 619822), (1988, 442730), (2485, 354184), (2840, 309911), (3976, 221365), (4970, 177092), (9940, 88546), (19880, 44273)]