20840944992

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{4430473}}^1$

素因数の和:4430500

約数の個数: 72

約数和(自身を含む): 63639328536

約数和(自身を除く): 42798383544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 588, 672, 784, 1176, 1568, 2352, 4704, 4430473, 8860946, 13291419, 17721892, 26582838, 31013311, 35443784, 53165676, 62026622, 70887568, 93039933, 106331352, 124053244, 141775136, 186079866, 212662704, 217093177, 248106488, 372159732, 425325408, 434186354, 496212976, 651279531, 744319464, 868372708, 992425952, 1302559062, 1488638928, 1736745416, 2605118124, 2977277856, 3473490832, 5210236248, 6946981664, 10420472496, 20840944992]

約数ペア:

[(1, 20840944992), (2, 10420472496), (3, 6946981664), (4, 5210236248), (6, 3473490832), (7, 2977277856), (8, 2605118124), (12, 1736745416), (14, 1488638928), (16, 1302559062), (21, 992425952), (24, 868372708), (28, 744319464), (32, 651279531), (42, 496212976), (48, 434186354), (49, 425325408), (56, 372159732), (84, 248106488), (96, 217093177), (98, 212662704), (112, 186079866), (147, 141775136), (168, 124053244), (196, 106331352), (224, 93039933), (294, 70887568), (336, 62026622), (392, 53165676), (588, 35443784), (672, 31013311), (784, 26582838), (1176, 17721892), (1568, 13291419), (2352, 8860946), (4704, 4430473)]