1320221296

素因数分解:

$2^4\times {\mathrm{1229}}^1\times {\mathrm{67139}}^1$

素因数の和:68376

約数の個数: 20

約数和(自身を含む): 2560048200

約数和(自身を除く): 1239826904

約数列:

[1, 2, 4, 8, 16, 1229, 2458, 4916, 9832, 19664, 67139, 134278, 268556, 537112, 1074224, 82513831, 165027662, 330055324, 660110648, 1320221296]

約数ペア:

[(1, 1320221296), (2, 660110648), (4, 330055324), (8, 165027662), (16, 82513831), (1229, 1074224), (2458, 537112), (4916, 268556), (9832, 134278), (19664, 67139)]