20059000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1543}}^1$

素因数の和:1577

約数の個数: 64

約数和(自身を含む): 50581440

約数和(自身を除く): 30522440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1543, 1625, 2600, 3086, 3250, 6172, 6500, 7715, 12344, 13000, 15430, 20059, 30860, 38575, 40118, 61720, 77150, 80236, 100295, 154300, 160472, 192875, 200590, 308600, 385750, 401180, 501475, 771500, 802360, 1002950, 1543000, 2005900, 2507375, 4011800, 5014750, 10029500, 20059000]

約数ペア:

[(1, 20059000), (2, 10029500), (4, 5014750), (5, 4011800), (8, 2507375), (10, 2005900), (13, 1543000), (20, 1002950), (25, 802360), (26, 771500), (40, 501475), (50, 401180), (52, 385750), (65, 308600), (100, 200590), (104, 192875), (125, 160472), (130, 154300), (200, 100295), (250, 80236), (260, 77150), (325, 61720), (500, 40118), (520, 38575), (650, 30860), (1000, 20059), (1300, 15430), (1543, 13000), (1625, 12344), (2600, 7715), (3086, 6500), (3250, 6172)]