4381240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{379}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 10499400

約数和(自身を除く): 6118160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 379, 578, 680, 758, 1156, 1445, 1516, 1895, 2312, 2890, 3032, 3790, 5780, 6443, 7580, 11560, 12886, 15160, 25772, 32215, 51544, 64430, 109531, 128860, 219062, 257720, 438124, 547655, 876248, 1095310, 2190620, 4381240]

約数ペア:

[(1, 4381240), (2, 2190620), (4, 1095310), (5, 876248), (8, 547655), (10, 438124), (17, 257720), (20, 219062), (34, 128860), (40, 109531), (68, 64430), (85, 51544), (136, 32215), (170, 25772), (289, 15160), (340, 12886), (379, 11560), (578, 7580), (680, 6443), (758, 5780), (1156, 3790), (1445, 3032), (1516, 2890), (1895, 2312)]