859620880

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1\times {\mathrm{431}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 2030655744

約数和(自身を除く): 1171034864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 233, 428, 431, 466, 535, 856, 862, 932, 1070, 1165, 1712, 1724, 1864, 2140, 2155, 2330, 3448, 3728, 4280, 4310, 4660, 6896, 8560, 8620, 9320, 17240, 18640, 24931, 34480, 46117, 49862, 92234, 99724, 100423, 124655, 184468, 199448, 200846, 230585, 249310, 368936, 398896, 401692, 461170, 498620, 502115, 737872, 803384, 922340, 997240, 1004230, 1606768, 1844680, 1994480, 2008460, 3689360, 4016920, 8033840, 10745261, 21490522, 42981044, 53726305, 85962088, 107452610, 171924176, 214905220, 429810440, 859620880]

約数ペア:

[(1, 859620880), (2, 429810440), (4, 214905220), (5, 171924176), (8, 107452610), (10, 85962088), (16, 53726305), (20, 42981044), (40, 21490522), (80, 10745261), (107, 8033840), (214, 4016920), (233, 3689360), (428, 2008460), (431, 1994480), (466, 1844680), (535, 1606768), (856, 1004230), (862, 997240), (932, 922340), (1070, 803384), (1165, 737872), (1712, 502115), (1724, 498620), (1864, 461170), (2140, 401692), (2155, 398896), (2330, 368936), (3448, 249310), (3728, 230585), (4280, 200846), (4310, 199448), (4660, 184468), (6896, 124655), (8560, 100423), (8620, 99724), (9320, 92234), (17240, 49862), (18640, 46117), (24931, 34480)]