880606660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{22453}}^1$

素因数の和:22552

約数の個数: 48

約数和(自身を含む): 1935175536

約数和(自身を除く): 1054568876

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 185, 212, 265, 370, 530, 740, 1060, 1961, 3922, 7844, 9805, 19610, 22453, 39220, 44906, 89812, 112265, 224530, 449060, 830761, 1190009, 1661522, 2380018, 3323044, 4153805, 4760036, 5950045, 8307610, 11900090, 16615220, 23800180, 44030333, 88060666, 176121332, 220151665, 440303330, 880606660]

約数ペア:

[(1, 880606660), (2, 440303330), (4, 220151665), (5, 176121332), (10, 88060666), (20, 44030333), (37, 23800180), (53, 16615220), (74, 11900090), (106, 8307610), (148, 5950045), (185, 4760036), (212, 4153805), (265, 3323044), (370, 2380018), (530, 1661522), (740, 1190009), (1060, 830761), (1961, 449060), (3922, 224530), (7844, 112265), (9805, 89812), (19610, 44906), (22453, 39220)]