20231860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2243}}^1$

素因数の和:2304

約数の個数: 48

約数和(自身を含む): 47500992

約数和(自身を除く): 27269132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2243, 2255, 4486, 4510, 8972, 9020, 11215, 22430, 24673, 44860, 49346, 91963, 98692, 123365, 183926, 246730, 367852, 459815, 493460, 919630, 1011593, 1839260, 2023186, 4046372, 5057965, 10115930, 20231860]

約数ペア:

[(1, 20231860), (2, 10115930), (4, 5057965), (5, 4046372), (10, 2023186), (11, 1839260), (20, 1011593), (22, 919630), (41, 493460), (44, 459815), (55, 367852), (82, 246730), (110, 183926), (164, 123365), (205, 98692), (220, 91963), (410, 49346), (451, 44860), (820, 24673), (902, 22430), (1804, 11215), (2243, 9020), (2255, 8972), (4486, 4510)]