120672020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21023}}^1$

素因数の和:21080

約数の個数: 48

約数和(自身を含む): 296690688

約数和(自身を除く): 176018668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 21023, 42046, 84092, 105115, 147161, 210230, 294322, 420460, 588644, 735805, 861943, 1471610, 1723886, 2943220, 3447772, 4309715, 6033601, 8619430, 12067202, 17238860, 24134404, 30168005, 60336010, 120672020]

約数ペア:

[(1, 120672020), (2, 60336010), (4, 30168005), (5, 24134404), (7, 17238860), (10, 12067202), (14, 8619430), (20, 6033601), (28, 4309715), (35, 3447772), (41, 2943220), (70, 1723886), (82, 1471610), (140, 861943), (164, 735805), (205, 588644), (287, 420460), (410, 294322), (574, 210230), (820, 147161), (1148, 105115), (1435, 84092), (2870, 42046), (5740, 21023)]