74981720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170413}}^1$

素因数の和:170435

約数の個数: 32

約数和(自身を含む): 184047120

約数和(自身を除く): 109065400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 170413, 340826, 681652, 852065, 1363304, 1704130, 1874543, 3408260, 3749086, 6816520, 7498172, 9372715, 14996344, 18745430, 37490860, 74981720]

約数ペア:

[(1, 74981720), (2, 37490860), (4, 18745430), (5, 14996344), (8, 9372715), (10, 7498172), (11, 6816520), (20, 3749086), (22, 3408260), (40, 1874543), (44, 1704130), (55, 1363304), (88, 852065), (110, 681652), (220, 340826), (440, 170413)]