520809080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{14983}}^1$

素因数の和:15084

約数の個数: 64

約数和(自身を含む): 1294617600

約数和(自身を除く): 773808520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 158, 220, 316, 395, 440, 632, 790, 869, 1580, 1738, 3160, 3476, 4345, 6952, 8690, 14983, 17380, 29966, 34760, 59932, 74915, 119864, 149830, 164813, 299660, 329626, 599320, 659252, 824065, 1183657, 1318504, 1648130, 2367314, 3296260, 4734628, 5918285, 6592520, 9469256, 11836570, 13020227, 23673140, 26040454, 47346280, 52080908, 65101135, 104161816, 130202270, 260404540, 520809080]

約数ペア:

[(1, 520809080), (2, 260404540), (4, 130202270), (5, 104161816), (8, 65101135), (10, 52080908), (11, 47346280), (20, 26040454), (22, 23673140), (40, 13020227), (44, 11836570), (55, 9469256), (79, 6592520), (88, 5918285), (110, 4734628), (158, 3296260), (220, 2367314), (316, 1648130), (395, 1318504), (440, 1183657), (632, 824065), (790, 659252), (869, 599320), (1580, 329626), (1738, 299660), (3160, 164813), (3476, 149830), (4345, 119864), (6952, 74915), (8690, 59932), (14983, 34760), (17380, 29966)]