4470280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 10834560

約数和(自身を除く): 6364280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 113, 115, 172, 184, 215, 226, 230, 344, 430, 452, 460, 565, 860, 904, 920, 989, 1130, 1720, 1978, 2260, 2599, 3956, 4520, 4859, 4945, 5198, 7912, 9718, 9890, 10396, 12995, 19436, 19780, 20792, 24295, 25990, 38872, 39560, 48590, 51980, 97180, 103960, 111757, 194360, 223514, 447028, 558785, 894056, 1117570, 2235140, 4470280]

約数ペア:

[(1, 4470280), (2, 2235140), (4, 1117570), (5, 894056), (8, 558785), (10, 447028), (20, 223514), (23, 194360), (40, 111757), (43, 103960), (46, 97180), (86, 51980), (92, 48590), (113, 39560), (115, 38872), (172, 25990), (184, 24295), (215, 20792), (226, 19780), (230, 19436), (344, 12995), (430, 10396), (452, 9890), (460, 9718), (565, 7912), (860, 5198), (904, 4945), (920, 4859), (989, 4520), (1130, 3956), (1720, 2599), (1978, 2260)]