56913220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31271}}^1$

素因数の和:31300

約数の個数: 48

約数和(自身を含む): 147103488

約数和(自身を除く): 90190268

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 31271, 62542, 125084, 156355, 218897, 312710, 406523, 437794, 625420, 813046, 875588, 1094485, 1626092, 2032615, 2188970, 2845661, 4065230, 4377940, 5691322, 8130460, 11382644, 14228305, 28456610, 56913220]

約数ペア:

[(1, 56913220), (2, 28456610), (4, 14228305), (5, 11382644), (7, 8130460), (10, 5691322), (13, 4377940), (14, 4065230), (20, 2845661), (26, 2188970), (28, 2032615), (35, 1626092), (52, 1094485), (65, 875588), (70, 813046), (91, 625420), (130, 437794), (140, 406523), (182, 312710), (260, 218897), (364, 156355), (455, 125084), (910, 62542), (1820, 31271)]