7950637380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{18930089}}^1$

素因数の和:18930108

約数の個数: 48

約数和(自身を含む): 25442040960

約数和(自身を除く): 17491403580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 18930089, 37860178, 56790267, 75720356, 94650445, 113580534, 132510623, 189300890, 227161068, 265021246, 283951335, 378601780, 397531869, 530042492, 567902670, 662553115, 795063738, 1135805340, 1325106230, 1590127476, 1987659345, 2650212460, 3975318690, 7950637380]

約数ペア:

[(1, 7950637380), (2, 3975318690), (3, 2650212460), (4, 1987659345), (5, 1590127476), (6, 1325106230), (7, 1135805340), (10, 795063738), (12, 662553115), (14, 567902670), (15, 530042492), (20, 397531869), (21, 378601780), (28, 283951335), (30, 265021246), (35, 227161068), (42, 189300890), (60, 132510623), (70, 113580534), (84, 94650445), (105, 75720356), (140, 56790267), (210, 37860178), (420, 18930089)]