56048020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6563}}^1$

素因数の和:6640

約数の個数: 48

約数和(自身を含む): 136741248

約数和(自身を除く): 80693228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 6563, 8540, 13126, 26252, 32815, 45941, 65630, 91882, 131260, 183764, 229705, 400343, 459410, 800686, 918820, 1601372, 2001715, 2802401, 4003430, 5604802, 8006860, 11209604, 14012005, 28024010, 56048020]

約数ペア:

[(1, 56048020), (2, 28024010), (4, 14012005), (5, 11209604), (7, 8006860), (10, 5604802), (14, 4003430), (20, 2802401), (28, 2001715), (35, 1601372), (61, 918820), (70, 800686), (122, 459410), (140, 400343), (244, 229705), (305, 183764), (427, 131260), (610, 91882), (854, 65630), (1220, 45941), (1708, 32815), (2135, 26252), (4270, 13126), (6563, 8540)]