20118759220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143705423}}^1$

素因数の和:143705439

約数の個数: 24

約数和(自身を含む): 48285022464

約数和(自身を除く): 28166263244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143705423, 287410846, 574821692, 718527115, 1005937961, 1437054230, 2011875922, 2874108460, 4023751844, 5029689805, 10059379610, 20118759220]

約数ペア:

[(1, 20118759220), (2, 10059379610), (4, 5029689805), (5, 4023751844), (7, 2874108460), (10, 2011875922), (14, 1437054230), (20, 1005937961), (28, 718527115), (35, 574821692), (70, 287410846), (140, 143705423)]