12905940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11321}}^1$

素因数の和:11352

約数の個数: 48

約数和(自身を含む): 38041920

約数和(自身を除く): 25135980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 11321, 22642, 33963, 45284, 56605, 67926, 113210, 135852, 169815, 215099, 226420, 339630, 430198, 645297, 679260, 860396, 1075495, 1290594, 2150990, 2581188, 3226485, 4301980, 6452970, 12905940]

約数ペア:

[(1, 12905940), (2, 6452970), (3, 4301980), (4, 3226485), (5, 2581188), (6, 2150990), (10, 1290594), (12, 1075495), (15, 860396), (19, 679260), (20, 645297), (30, 430198), (38, 339630), (57, 226420), (60, 215099), (76, 169815), (95, 135852), (114, 113210), (190, 67926), (228, 56605), (285, 45284), (380, 33963), (570, 22642), (1140, 11321)]