2205580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 5292000

約数和(自身を除く): 3086420

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 499, 884, 998, 1105, 1996, 2210, 2495, 4420, 4990, 6487, 8483, 9980, 12974, 16966, 25948, 32435, 33932, 42415, 64870, 84830, 110279, 129740, 169660, 220558, 441116, 551395, 1102790, 2205580]

約数ペア:

[(1, 2205580), (2, 1102790), (4, 551395), (5, 441116), (10, 220558), (13, 169660), (17, 129740), (20, 110279), (26, 84830), (34, 64870), (52, 42415), (65, 33932), (68, 32435), (85, 25948), (130, 16966), (170, 12974), (221, 9980), (260, 8483), (340, 6487), (442, 4990), (499, 4420), (884, 2495), (998, 2210), (1105, 1996)]