43042640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31649}}^1$

素因数の和:31679

約数の個数: 40

約数和(自身を含む): 105964200

約数和(自身を除く): 62921560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 31649, 63298, 126596, 158245, 253192, 316490, 506384, 538033, 632980, 1076066, 1265960, 2152132, 2531920, 2690165, 4304264, 5380330, 8608528, 10760660, 21521320, 43042640]

約数ペア:

[(1, 43042640), (2, 21521320), (4, 10760660), (5, 8608528), (8, 5380330), (10, 4304264), (16, 2690165), (17, 2531920), (20, 2152132), (34, 1265960), (40, 1076066), (68, 632980), (80, 538033), (85, 506384), (136, 316490), (170, 253192), (272, 158245), (340, 126596), (680, 63298), (1360, 31649)]