420940312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{5477}}^1$

素因数の和:6235

約数の個数: 32

約数和(自身を含む): 851281200

約数和(自身を除く): 430340888

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 739, 1478, 2956, 5477, 5912, 9607, 10954, 19214, 21908, 38428, 43816, 71201, 76856, 142402, 284804, 569608, 4047503, 8095006, 16190012, 32380024, 52617539, 105235078, 210470156, 420940312]

約数ペア:

[(1, 420940312), (2, 210470156), (4, 105235078), (8, 52617539), (13, 32380024), (26, 16190012), (52, 8095006), (104, 4047503), (739, 569608), (1478, 284804), (2956, 142402), (5477, 76856), (5912, 71201), (9607, 43816), (10954, 38428), (19214, 21908)]