2680510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 5572800

約数和(自身を除く): 2892290

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 149, 257, 298, 514, 745, 1043, 1285, 1490, 1799, 2086, 2570, 3598, 5215, 8995, 10430, 17990, 38293, 76586, 191465, 268051, 382930, 536102, 1340255, 2680510]

約数ペア:

[(1, 2680510), (2, 1340255), (5, 536102), (7, 382930), (10, 268051), (14, 191465), (35, 76586), (70, 38293), (149, 17990), (257, 10430), (298, 8995), (514, 5215), (745, 3598), (1043, 2570), (1285, 2086), (1490, 1799)]