40371280

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2917}}^1$

素因数の和:3103

約数の個数: 40

約数和(自身を含む): 94438152

約数和(自身を除く): 54066872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 2917, 3460, 5834, 6920, 11668, 13840, 14585, 23336, 29170, 46672, 58340, 116680, 233360, 504641, 1009282, 2018564, 2523205, 4037128, 5046410, 8074256, 10092820, 20185640, 40371280]

約数ペア:

[(1, 40371280), (2, 20185640), (4, 10092820), (5, 8074256), (8, 5046410), (10, 4037128), (16, 2523205), (20, 2018564), (40, 1009282), (80, 504641), (173, 233360), (346, 116680), (692, 58340), (865, 46672), (1384, 29170), (1730, 23336), (2768, 14585), (2917, 13840), (3460, 11668), (5834, 6920)]