40034830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 84602880

約数和(自身を除く): 44568050

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 79, 85, 110, 158, 170, 187, 271, 374, 395, 542, 790, 869, 935, 1343, 1355, 1738, 1870, 2686, 2710, 2981, 4345, 4607, 5962, 6715, 8690, 9214, 13430, 14773, 14905, 21409, 23035, 29546, 29810, 42818, 46070, 50677, 73865, 101354, 107045, 147730, 214090, 235499, 253385, 363953, 470998, 506770, 727906, 1177495, 1819765, 2354990, 3639530, 4003483, 8006966, 20017415, 40034830]

約数ペア:

[(1, 40034830), (2, 20017415), (5, 8006966), (10, 4003483), (11, 3639530), (17, 2354990), (22, 1819765), (34, 1177495), (55, 727906), (79, 506770), (85, 470998), (110, 363953), (158, 253385), (170, 235499), (187, 214090), (271, 147730), (374, 107045), (395, 101354), (542, 73865), (790, 50677), (869, 46070), (935, 42818), (1343, 29810), (1355, 29546), (1738, 23035), (1870, 21409), (2686, 14905), (2710, 14773), (2981, 13430), (4345, 9214), (4607, 8690), (5962, 6715)]