40717280

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1471}}^1$

素因数の和:1659

約数の個数: 48

約数和(自身を含む): 96816384

約数和(自身を除く): 56099104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1471, 1730, 2768, 2942, 3460, 5536, 5884, 6920, 7355, 11768, 13840, 14710, 23536, 27680, 29420, 47072, 58840, 117680, 235360, 254483, 508966, 1017932, 1272415, 2035864, 2544830, 4071728, 5089660, 8143456, 10179320, 20358640, 40717280]

約数ペア:

[(1, 40717280), (2, 20358640), (4, 10179320), (5, 8143456), (8, 5089660), (10, 4071728), (16, 2544830), (20, 2035864), (32, 1272415), (40, 1017932), (80, 508966), (160, 254483), (173, 235360), (346, 117680), (692, 58840), (865, 47072), (1384, 29420), (1471, 27680), (1730, 23536), (2768, 14710), (2942, 13840), (3460, 11768), (5536, 7355), (5884, 6920)]