22813240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 54250560

約数和(自身を除く): 31437320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 181, 184, 230, 274, 362, 460, 548, 685, 724, 905, 920, 1096, 1370, 1448, 1810, 2740, 3151, 3620, 4163, 5480, 6302, 7240, 8326, 12604, 15755, 16652, 20815, 24797, 25208, 31510, 33304, 41630, 49594, 63020, 83260, 99188, 123985, 126040, 166520, 198376, 247970, 495940, 570331, 991880, 1140662, 2281324, 2851655, 4562648, 5703310, 11406620, 22813240]

約数ペア:

[(1, 22813240), (2, 11406620), (4, 5703310), (5, 4562648), (8, 2851655), (10, 2281324), (20, 1140662), (23, 991880), (40, 570331), (46, 495940), (92, 247970), (115, 198376), (137, 166520), (181, 126040), (184, 123985), (230, 99188), (274, 83260), (362, 63020), (460, 49594), (548, 41630), (685, 33304), (724, 31510), (905, 25208), (920, 24797), (1096, 20815), (1370, 16652), (1448, 15755), (1810, 12604), (2740, 8326), (3151, 7240), (3620, 6302), (4163, 5480)]