40208210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{683}}^1$

素因数の和:755

約数の個数: 48

約数和(自身を含む): 85790016

約数和(自身を除く): 45581806

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 683, 841, 1015, 1366, 1682, 2030, 3415, 4205, 4781, 5887, 6830, 8410, 9562, 11774, 19807, 23905, 29435, 39614, 47810, 58870, 99035, 138649, 198070, 277298, 574403, 693245, 1148806, 1386490, 2872015, 4020821, 5744030, 8041642, 20104105, 40208210]

約数ペア:

[(1, 40208210), (2, 20104105), (5, 8041642), (7, 5744030), (10, 4020821), (14, 2872015), (29, 1386490), (35, 1148806), (58, 693245), (70, 574403), (145, 277298), (203, 198070), (290, 138649), (406, 99035), (683, 58870), (841, 47810), (1015, 39614), (1366, 29435), (1682, 23905), (2030, 19807), (3415, 11774), (4205, 9562), (4781, 8410), (5887, 6830)]