13871800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1613}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 33022440

約数和(自身を除く): 19150640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1613, 1720, 2150, 3226, 4300, 6452, 8065, 8600, 12904, 16130, 32260, 40325, 64520, 69359, 80650, 138718, 161300, 277436, 322600, 346795, 554872, 693590, 1387180, 1733975, 2774360, 3467950, 6935900, 13871800]

約数ペア:

[(1, 13871800), (2, 6935900), (4, 3467950), (5, 2774360), (8, 1733975), (10, 1387180), (20, 693590), (25, 554872), (40, 346795), (43, 322600), (50, 277436), (86, 161300), (100, 138718), (172, 80650), (200, 69359), (215, 64520), (344, 40325), (430, 32260), (860, 16130), (1075, 12904), (1613, 8600), (1720, 8065), (2150, 6452), (3226, 4300)]