770120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 1867320

約数和(自身を除く): 1097200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1481, 2962, 5924, 7405, 11848, 14810, 19253, 29620, 38506, 59240, 77012, 96265, 154024, 192530, 385060, 770120]

約数ペア:

[(1, 770120), (2, 385060), (4, 192530), (5, 154024), (8, 96265), (10, 77012), (13, 59240), (20, 38506), (26, 29620), (40, 19253), (52, 14810), (65, 11848), (104, 7405), (130, 5924), (260, 2962), (520, 1481)]