40329140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2243}}^1$

素因数の和:2312

約数の個数: 48

約数和(自身を含む): 90478080

約数和(自身を除く): 50148940

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 2243, 3596, 4486, 4495, 8972, 8990, 11215, 17980, 22430, 44860, 65047, 69533, 130094, 139066, 260188, 278132, 325235, 347665, 650470, 695330, 1300940, 1390660, 2016457, 4032914, 8065828, 10082285, 20164570, 40329140]

約数ペア:

[(1, 40329140), (2, 20164570), (4, 10082285), (5, 8065828), (10, 4032914), (20, 2016457), (29, 1390660), (31, 1300940), (58, 695330), (62, 650470), (116, 347665), (124, 325235), (145, 278132), (155, 260188), (290, 139066), (310, 130094), (580, 69533), (620, 65047), (899, 44860), (1798, 22430), (2243, 17980), (3596, 11215), (4486, 8990), (4495, 8972)]