1909021570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{809}}^1$

素因数の和:1027

約数の個数: 64

約数和(自身を含む): 3639168000

約数和(自身を除く): 1730146430

約数列:

[1, 2, 5, 10, 29, 58, 79, 103, 145, 158, 206, 290, 395, 515, 790, 809, 1030, 1618, 2291, 2987, 4045, 4582, 5974, 8090, 8137, 11455, 14935, 16274, 22910, 23461, 29870, 40685, 46922, 63911, 81370, 83327, 117305, 127822, 166654, 234610, 235973, 319555, 416635, 471946, 639110, 833270, 1179865, 1853419, 2359730, 2416483, 3706838, 4832966, 6582833, 9267095, 12082415, 13165666, 18534190, 24164830, 32914165, 65828330, 190902157, 381804314, 954510785, 1909021570]

約数ペア:

[(1, 1909021570), (2, 954510785), (5, 381804314), (10, 190902157), (29, 65828330), (58, 32914165), (79, 24164830), (103, 18534190), (145, 13165666), (158, 12082415), (206, 9267095), (290, 6582833), (395, 4832966), (515, 3706838), (790, 2416483), (809, 2359730), (1030, 1853419), (1618, 1179865), (2291, 833270), (2987, 639110), (4045, 471946), (4582, 416635), (5974, 319555), (8090, 235973), (8137, 234610), (11455, 166654), (14935, 127822), (16274, 117305), (22910, 83327), (23461, 81370), (29870, 63911), (40685, 46922)]