2098480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1543}}^1$

素因数の和:1573

約数の個数: 40

約数和(自身を含む): 5169312

約数和(自身を除く): 3070832

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1543, 3086, 6172, 7715, 12344, 15430, 24688, 26231, 30860, 52462, 61720, 104924, 123440, 131155, 209848, 262310, 419696, 524620, 1049240, 2098480]

約数ペア:

[(1, 2098480), (2, 1049240), (4, 524620), (5, 419696), (8, 262310), (10, 209848), (16, 131155), (17, 123440), (20, 104924), (34, 61720), (40, 52462), (68, 30860), (80, 26231), (85, 24688), (136, 15430), (170, 12344), (272, 7715), (340, 6172), (680, 3086), (1360, 1543)]