40471858

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 77045760

約数和(自身を除く): 36573902

約数列:

[1, 2, 7, 14, 23, 37, 43, 46, 74, 79, 86, 158, 161, 259, 301, 322, 518, 553, 602, 851, 989, 1106, 1591, 1702, 1817, 1978, 2923, 3182, 3397, 3634, 5846, 5957, 6794, 6923, 11137, 11914, 12719, 13846, 20461, 22274, 23779, 25438, 36593, 40922, 47558, 67229, 73186, 78131, 125689, 134458, 156262, 251378, 256151, 470603, 512302, 546917, 879823, 941206, 1093834, 1759646, 2890847, 5781694, 20235929, 40471858]

約数ペア:

[(1, 40471858), (2, 20235929), (7, 5781694), (14, 2890847), (23, 1759646), (37, 1093834), (43, 941206), (46, 879823), (74, 546917), (79, 512302), (86, 470603), (158, 256151), (161, 251378), (259, 156262), (301, 134458), (322, 125689), (518, 78131), (553, 73186), (602, 67229), (851, 47558), (989, 40922), (1106, 36593), (1591, 25438), (1702, 23779), (1817, 22274), (1978, 20461), (2923, 13846), (3182, 12719), (3397, 11914), (3634, 11137), (5846, 6923), (5957, 6794)]