15530720

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{859}}^1$

素因数の和:987

約数の個数: 48

約数和(自身を含む): 37059120

約数和(自身を除く): 21528400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 859, 904, 1130, 1718, 1808, 2260, 3436, 3616, 4295, 4520, 6872, 8590, 9040, 13744, 17180, 18080, 27488, 34360, 68720, 97067, 137440, 194134, 388268, 485335, 776536, 970670, 1553072, 1941340, 3106144, 3882680, 7765360, 15530720]

約数ペア:

[(1, 15530720), (2, 7765360), (4, 3882680), (5, 3106144), (8, 1941340), (10, 1553072), (16, 970670), (20, 776536), (32, 485335), (40, 388268), (80, 194134), (113, 137440), (160, 97067), (226, 68720), (452, 34360), (565, 27488), (859, 18080), (904, 17180), (1130, 13744), (1718, 9040), (1808, 8590), (2260, 6872), (3436, 4520), (3616, 4295)]