1004039780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1619419}}^1$

素因数の和:1619459

約数の個数: 24

約数和(自身を含む): 2176500480

約数和(自身を除く): 1172460700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1619419, 3238838, 6477676, 8097095, 16194190, 32388380, 50201989, 100403978, 200807956, 251009945, 502019890, 1004039780]

約数ペア:

[(1, 1004039780), (2, 502019890), (4, 251009945), (5, 200807956), (10, 100403978), (20, 50201989), (31, 32388380), (62, 16194190), (124, 8097095), (155, 6477676), (310, 3238838), (620, 1619419)]