53920340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 116190480

約数和(自身を除く): 62270140

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 193, 229, 244, 305, 386, 458, 610, 772, 916, 965, 1145, 1220, 1930, 2290, 3860, 4580, 11773, 13969, 23546, 27938, 44197, 47092, 55876, 58865, 69845, 88394, 117730, 139690, 176788, 220985, 235460, 279380, 441970, 883940, 2696017, 5392034, 10784068, 13480085, 26960170, 53920340]

約数ペア:

[(1, 53920340), (2, 26960170), (4, 13480085), (5, 10784068), (10, 5392034), (20, 2696017), (61, 883940), (122, 441970), (193, 279380), (229, 235460), (244, 220985), (305, 176788), (386, 139690), (458, 117730), (610, 88394), (772, 69845), (916, 58865), (965, 55876), (1145, 47092), (1220, 44197), (1930, 27938), (2290, 23546), (3860, 13969), (4580, 11773)]