15022020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19259}}^1$

素因数の和:19284

約数の個数: 48

約数和(自身を含む): 45299520

約数和(自身を除く): 30277500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 19259, 38518, 57777, 77036, 96295, 115554, 192590, 231108, 250367, 288885, 385180, 500734, 577770, 751101, 1001468, 1155540, 1251835, 1502202, 2503670, 3004404, 3755505, 5007340, 7511010, 15022020]

約数ペア:

[(1, 15022020), (2, 7511010), (3, 5007340), (4, 3755505), (5, 3004404), (6, 2503670), (10, 1502202), (12, 1251835), (13, 1155540), (15, 1001468), (20, 751101), (26, 577770), (30, 500734), (39, 385180), (52, 288885), (60, 250367), (65, 231108), (78, 192590), (130, 115554), (156, 96295), (195, 77036), (260, 57777), (390, 38518), (780, 19259)]