24821980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{787}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 55601280

約数和(自身を除く): 30779300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 380, 415, 787, 830, 1574, 1577, 1660, 3148, 3154, 3935, 6308, 7870, 7885, 14953, 15740, 15770, 29906, 31540, 59812, 65321, 74765, 130642, 149530, 261284, 299060, 326605, 653210, 1241099, 1306420, 2482198, 4964396, 6205495, 12410990, 24821980]

約数ペア:

[(1, 24821980), (2, 12410990), (4, 6205495), (5, 4964396), (10, 2482198), (19, 1306420), (20, 1241099), (38, 653210), (76, 326605), (83, 299060), (95, 261284), (166, 149530), (190, 130642), (332, 74765), (380, 65321), (415, 59812), (787, 31540), (830, 29906), (1574, 15770), (1577, 15740), (1660, 14953), (3148, 7885), (3154, 7870), (3935, 6308)]