18348577720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{99053}}^1$

素因数の和:99496

約数の個数: 64

約数和(自身を含む): 45144851040

約数和(自身を除く): 26796273320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 421, 440, 842, 1684, 2105, 3368, 4210, 4631, 8420, 9262, 16840, 18524, 23155, 37048, 46310, 92620, 99053, 185240, 198106, 396212, 495265, 792424, 990530, 1089583, 1981060, 2179166, 3962120, 4358332, 5447915, 8716664, 10895830, 21791660, 41701313, 43583320, 83402626, 166805252, 208506565, 333610504, 417013130, 458714443, 834026260, 917428886, 1668052520, 1834857772, 2293572215, 3669715544, 4587144430, 9174288860, 18348577720]

約数ペア:

[(1, 18348577720), (2, 9174288860), (4, 4587144430), (5, 3669715544), (8, 2293572215), (10, 1834857772), (11, 1668052520), (20, 917428886), (22, 834026260), (40, 458714443), (44, 417013130), (55, 333610504), (88, 208506565), (110, 166805252), (220, 83402626), (421, 43583320), (440, 41701313), (842, 21791660), (1684, 10895830), (2105, 8716664), (3368, 5447915), (4210, 4358332), (4631, 3962120), (8420, 2179166), (9262, 1981060), (16840, 1089583), (18524, 990530), (23155, 792424), (37048, 495265), (46310, 396212), (92620, 198106), (99053, 185240)]