490713890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{804449}}^1$

素因数の和:804517

約数の個数: 16

約数和(自身を含む): 897766200

約数和(自身を除く): 407052310

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 804449, 1608898, 4022245, 8044490, 49071389, 98142778, 245356945, 490713890]

約数ペア:

[(1, 490713890), (2, 245356945), (5, 98142778), (10, 49071389), (61, 8044490), (122, 4022245), (305, 1608898), (610, 804449)]