13662140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 30525600

約数和(自身を除く): 16863460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 157, 190, 229, 314, 380, 458, 628, 785, 916, 1145, 1570, 2290, 2983, 3140, 4351, 4580, 5966, 8702, 11932, 14915, 17404, 21755, 29830, 35953, 43510, 59660, 71906, 87020, 143812, 179765, 359530, 683107, 719060, 1366214, 2732428, 3415535, 6831070, 13662140]

約数ペア:

[(1, 13662140), (2, 6831070), (4, 3415535), (5, 2732428), (10, 1366214), (19, 719060), (20, 683107), (38, 359530), (76, 179765), (95, 143812), (157, 87020), (190, 71906), (229, 59660), (314, 43510), (380, 35953), (458, 29830), (628, 21755), (785, 17404), (916, 14915), (1145, 11932), (1570, 8702), (2290, 5966), (2983, 4580), (3140, 4351)]