49460020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 107243136

約数和(自身を除く): 57783116

約数列:

[1, 2, 4, 5, 10, 20, 61, 71, 122, 142, 244, 284, 305, 355, 571, 610, 710, 1142, 1220, 1420, 2284, 2855, 4331, 5710, 8662, 11420, 17324, 21655, 34831, 40541, 43310, 69662, 81082, 86620, 139324, 162164, 174155, 202705, 348310, 405410, 696620, 810820, 2473001, 4946002, 9892004, 12365005, 24730010, 49460020]

約数ペア:

[(1, 49460020), (2, 24730010), (4, 12365005), (5, 9892004), (10, 4946002), (20, 2473001), (61, 810820), (71, 696620), (122, 405410), (142, 348310), (244, 202705), (284, 174155), (305, 162164), (355, 139324), (571, 86620), (610, 81082), (710, 69662), (1142, 43310), (1220, 40541), (1420, 34831), (2284, 21655), (2855, 17324), (4331, 11420), (5710, 8662)]