279338620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{23957}}^1$

素因数の和:24030

約数の個数: 48

約数和(自身を含む): 652040928

約数和(自身を除く): 372702308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 5830, 11660, 23957, 47914, 95828, 119785, 239570, 263527, 479140, 527054, 1054108, 1269721, 1317635, 2539442, 2635270, 5078884, 5270540, 6348605, 12697210, 13966931, 25394420, 27933862, 55867724, 69834655, 139669310, 279338620]

約数ペア:

[(1, 279338620), (2, 139669310), (4, 69834655), (5, 55867724), (10, 27933862), (11, 25394420), (20, 13966931), (22, 12697210), (44, 6348605), (53, 5270540), (55, 5078884), (106, 2635270), (110, 2539442), (212, 1317635), (220, 1269721), (265, 1054108), (530, 527054), (583, 479140), (1060, 263527), (1166, 239570), (2332, 119785), (2915, 95828), (5830, 47914), (11660, 23957)]