1726005580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{390499}}^1$

素因数の和:390538

約数の個数: 48

約数和(自身を含む): 4133052000

約数和(自身を除く): 2407046420

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 390499, 780998, 1561996, 1952495, 3904990, 5076487, 6638483, 7809980, 10152974, 13276966, 20305948, 25382435, 26553932, 33192415, 50764870, 66384830, 86300279, 101529740, 132769660, 172600558, 345201116, 431501395, 863002790, 1726005580]

約数ペア:

[(1, 1726005580), (2, 863002790), (4, 431501395), (5, 345201116), (10, 172600558), (13, 132769660), (17, 101529740), (20, 86300279), (26, 66384830), (34, 50764870), (52, 33192415), (65, 26553932), (68, 25382435), (85, 20305948), (130, 13276966), (170, 10152974), (221, 7809980), (260, 6638483), (340, 5076487), (442, 3904990), (884, 1952495), (1105, 1561996), (2210, 780998), (4420, 390499)]