963980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 2043888

約数和(自身を除く): 1079908

約数列:

[1, 2, 4, 5, 10, 20, 157, 307, 314, 614, 628, 785, 1228, 1535, 1570, 3070, 3140, 6140, 48199, 96398, 192796, 240995, 481990, 963980]

約数ペア:

[(1, 963980), (2, 481990), (4, 240995), (5, 192796), (10, 96398), (20, 48199), (157, 6140), (307, 3140), (314, 3070), (614, 1570), (628, 1535), (785, 1228)]