17627480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 43243200

約数和(自身を除く): 25615720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 311, 436, 520, 545, 622, 872, 1090, 1244, 1417, 1555, 2180, 2488, 2834, 3110, 4043, 4360, 5668, 6220, 7085, 8086, 11336, 12440, 14170, 16172, 20215, 28340, 32344, 33899, 40430, 56680, 67798, 80860, 135596, 161720, 169495, 271192, 338990, 440687, 677980, 881374, 1355960, 1762748, 2203435, 3525496, 4406870, 8813740, 17627480]

約数ペア:

[(1, 17627480), (2, 8813740), (4, 4406870), (5, 3525496), (8, 2203435), (10, 1762748), (13, 1355960), (20, 881374), (26, 677980), (40, 440687), (52, 338990), (65, 271192), (104, 169495), (109, 161720), (130, 135596), (218, 80860), (260, 67798), (311, 56680), (436, 40430), (520, 33899), (545, 32344), (622, 28340), (872, 20215), (1090, 16172), (1244, 14170), (1417, 12440), (1555, 11336), (2180, 8086), (2488, 7085), (2834, 6220), (3110, 5668), (4043, 4360)]