56400740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 138378240

約数和(自身を除く): 81977500

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 103, 110, 131, 190, 206, 209, 220, 262, 380, 412, 418, 515, 524, 655, 836, 1030, 1045, 1133, 1310, 1441, 1957, 2060, 2090, 2266, 2489, 2620, 2882, 3914, 4180, 4532, 4978, 5665, 5764, 7205, 7828, 9785, 9956, 11330, 12445, 13493, 14410, 19570, 21527, 22660, 24890, 26986, 27379, 28820, 39140, 43054, 49780, 53972, 54758, 67465, 86108, 107635, 109516, 134930, 136895, 148423, 215270, 256367, 269860, 273790, 296846, 430540, 512734, 547580, 593692, 742115, 1025468, 1281835, 1484230, 2563670, 2820037, 2968460, 5127340, 5640074, 11280148, 14100185, 28200370, 56400740]

約数ペア:

[(1, 56400740), (2, 28200370), (4, 14100185), (5, 11280148), (10, 5640074), (11, 5127340), (19, 2968460), (20, 2820037), (22, 2563670), (38, 1484230), (44, 1281835), (55, 1025468), (76, 742115), (95, 593692), (103, 547580), (110, 512734), (131, 430540), (190, 296846), (206, 273790), (209, 269860), (220, 256367), (262, 215270), (380, 148423), (412, 136895), (418, 134930), (515, 109516), (524, 107635), (655, 86108), (836, 67465), (1030, 54758), (1045, 53972), (1133, 49780), (1310, 43054), (1441, 39140), (1957, 28820), (2060, 27379), (2090, 26986), (2266, 24890), (2489, 22660), (2620, 21527), (2882, 19570), (3914, 14410), (4180, 13493), (4532, 12445), (4978, 11330), (5665, 9956), (5764, 9785), (7205, 7828)]