1898313620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{56263}}^1$

素因数の和:56520

約数の個数: 48

約数和(自身を含む): 4574938368

約数和(自身を除く): 2676624748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 964, 1205, 1687, 2410, 3374, 4820, 6748, 8435, 16870, 33740, 56263, 112526, 225052, 281315, 393841, 562630, 787682, 1125260, 1575364, 1969205, 3938410, 7876820, 13559383, 27118766, 54237532, 67796915, 94915681, 135593830, 189831362, 271187660, 379662724, 474578405, 949156810, 1898313620]

約数ペア:

[(1, 1898313620), (2, 949156810), (4, 474578405), (5, 379662724), (7, 271187660), (10, 189831362), (14, 135593830), (20, 94915681), (28, 67796915), (35, 54237532), (70, 27118766), (140, 13559383), (241, 7876820), (482, 3938410), (964, 1969205), (1205, 1575364), (1687, 1125260), (2410, 787682), (3374, 562630), (4820, 393841), (6748, 281315), (8435, 225052), (16870, 112526), (33740, 56263)]