12512240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 32060448

約数和(自身を除く): 19548208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 227, 260, 265, 424, 454, 520, 530, 689, 848, 908, 1040, 1060, 1135, 1378, 1816, 2120, 2270, 2756, 2951, 3445, 3632, 4240, 4540, 5512, 5902, 6890, 9080, 11024, 11804, 12031, 13780, 14755, 18160, 23608, 24062, 27560, 29510, 47216, 48124, 55120, 59020, 60155, 96248, 118040, 120310, 156403, 192496, 236080, 240620, 312806, 481240, 625612, 782015, 962480, 1251224, 1564030, 2502448, 3128060, 6256120, 12512240]

約数ペア:

[(1, 12512240), (2, 6256120), (4, 3128060), (5, 2502448), (8, 1564030), (10, 1251224), (13, 962480), (16, 782015), (20, 625612), (26, 481240), (40, 312806), (52, 240620), (53, 236080), (65, 192496), (80, 156403), (104, 120310), (106, 118040), (130, 96248), (208, 60155), (212, 59020), (227, 55120), (260, 48124), (265, 47216), (424, 29510), (454, 27560), (520, 24062), (530, 23608), (689, 18160), (848, 14755), (908, 13780), (1040, 12031), (1060, 11804), (1135, 11024), (1378, 9080), (1816, 6890), (2120, 5902), (2270, 5512), (2756, 4540), (2951, 4240), (3445, 3632)]