31973920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:554

約数の個数: 96

約数和(自身を含む): 84805056

約数和(自身を除く): 52831136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 148, 160, 176, 185, 220, 296, 352, 370, 407, 440, 491, 592, 740, 814, 880, 982, 1184, 1480, 1628, 1760, 1964, 2035, 2455, 2960, 3256, 3928, 4070, 4910, 5401, 5920, 6512, 7856, 8140, 9820, 10802, 13024, 15712, 16280, 18167, 19640, 21604, 27005, 32560, 36334, 39280, 43208, 54010, 65120, 72668, 78560, 86416, 90835, 108020, 145336, 172832, 181670, 199837, 216040, 290672, 363340, 399674, 432080, 581344, 726680, 799348, 864160, 999185, 1453360, 1598696, 1998370, 2906720, 3197392, 3996740, 6394784, 7993480, 15986960, 31973920]

約数ペア:

[(1, 31973920), (2, 15986960), (4, 7993480), (5, 6394784), (8, 3996740), (10, 3197392), (11, 2906720), (16, 1998370), (20, 1598696), (22, 1453360), (32, 999185), (37, 864160), (40, 799348), (44, 726680), (55, 581344), (74, 432080), (80, 399674), (88, 363340), (110, 290672), (148, 216040), (160, 199837), (176, 181670), (185, 172832), (220, 145336), (296, 108020), (352, 90835), (370, 86416), (407, 78560), (440, 72668), (491, 65120), (592, 54010), (740, 43208), (814, 39280), (880, 36334), (982, 32560), (1184, 27005), (1480, 21604), (1628, 19640), (1760, 18167), (1964, 16280), (2035, 15712), (2455, 13024), (2960, 10802), (3256, 9820), (3928, 8140), (4070, 7856), (4910, 6512), (5401, 5920)]