4465280

素因数分解:

$2^7\times 5^1\times {\mathrm{6977}}^1$

素因数の和:6996

約数の個数: 32

約数和(自身を含む): 10676340

約数和(自身を除く): 6211060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6977, 13954, 27908, 34885, 55816, 69770, 111632, 139540, 223264, 279080, 446528, 558160, 893056, 1116320, 2232640, 4465280]

約数ペア:

[(1, 4465280), (2, 2232640), (4, 1116320), (5, 893056), (8, 558160), (10, 446528), (16, 279080), (20, 223264), (32, 139540), (40, 111632), (64, 69770), (80, 55816), (128, 34885), (160, 27908), (320, 13954), (640, 6977)]