409804940

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{135697}}^1$

素因数の和:135857

約数の個数: 24

約数和(自身を含む): 866296032

約数和(自身を除く): 456491092

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 135697, 271394, 542788, 678485, 1356970, 2713940, 20490247, 40980494, 81960988, 102451235, 204902470, 409804940]

約数ペア:

[(1, 409804940), (2, 204902470), (4, 102451235), (5, 81960988), (10, 40980494), (20, 20490247), (151, 2713940), (302, 1356970), (604, 678485), (755, 542788), (1510, 271394), (3020, 135697)]