12406790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 25351056

約数和(自身を除く): 12944266

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 61, 86, 110, 122, 215, 305, 430, 473, 610, 671, 946, 1342, 1849, 2365, 2623, 3355, 3698, 4730, 5246, 6710, 9245, 13115, 18490, 20339, 26230, 28853, 40678, 57706, 101695, 112789, 144265, 203390, 225578, 288530, 563945, 1127890, 1240679, 2481358, 6203395, 12406790]

約数ペア:

[(1, 12406790), (2, 6203395), (5, 2481358), (10, 1240679), (11, 1127890), (22, 563945), (43, 288530), (55, 225578), (61, 203390), (86, 144265), (110, 112789), (122, 101695), (215, 57706), (305, 40678), (430, 28853), (473, 26230), (610, 20339), (671, 18490), (946, 13115), (1342, 9245), (1849, 6710), (2365, 5246), (2623, 4730), (3355, 3698)]