40019976

素因数分解:

$2^3\times 3^2\times {\mathrm{131}}^1\times {\mathrm{4243}}^1$

素因数の和:4386

約数の個数: 48

約数和(自身を含む): 109240560

約数和(自身を除く): 69220584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 131, 262, 393, 524, 786, 1048, 1179, 1572, 2358, 3144, 4243, 4716, 8486, 9432, 12729, 16972, 25458, 33944, 38187, 50916, 76374, 101832, 152748, 305496, 555833, 1111666, 1667499, 2223332, 3334998, 4446664, 5002497, 6669996, 10004994, 13339992, 20009988, 40019976]

約数ペア:

[(1, 40019976), (2, 20009988), (3, 13339992), (4, 10004994), (6, 6669996), (8, 5002497), (9, 4446664), (12, 3334998), (18, 2223332), (24, 1667499), (36, 1111666), (72, 555833), (131, 305496), (262, 152748), (393, 101832), (524, 76374), (786, 50916), (1048, 38187), (1179, 33944), (1572, 25458), (2358, 16972), (3144, 12729), (4243, 9432), (4716, 8486)]