40949440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:306

約数の個数: 112

約数和(自身を含む): 113166144

約数和(自身を除く): 72216704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 101, 112, 140, 160, 181, 202, 224, 280, 320, 362, 404, 448, 505, 560, 707, 724, 808, 905, 1010, 1120, 1267, 1414, 1448, 1616, 1810, 2020, 2240, 2534, 2828, 2896, 3232, 3535, 3620, 4040, 5068, 5656, 5792, 6335, 6464, 7070, 7240, 8080, 10136, 11312, 11584, 12670, 14140, 14480, 16160, 18281, 20272, 22624, 25340, 28280, 28960, 32320, 36562, 40544, 45248, 50680, 56560, 57920, 73124, 81088, 91405, 101360, 113120, 127967, 146248, 182810, 202720, 226240, 255934, 292496, 365620, 405440, 511868, 584992, 639835, 731240, 1023736, 1169984, 1279670, 1462480, 2047472, 2559340, 2924960, 4094944, 5118680, 5849920, 8189888, 10237360, 20474720, 40949440]

約数ペア:

[(1, 40949440), (2, 20474720), (4, 10237360), (5, 8189888), (7, 5849920), (8, 5118680), (10, 4094944), (14, 2924960), (16, 2559340), (20, 2047472), (28, 1462480), (32, 1279670), (35, 1169984), (40, 1023736), (56, 731240), (64, 639835), (70, 584992), (80, 511868), (101, 405440), (112, 365620), (140, 292496), (160, 255934), (181, 226240), (202, 202720), (224, 182810), (280, 146248), (320, 127967), (362, 113120), (404, 101360), (448, 91405), (505, 81088), (560, 73124), (707, 57920), (724, 56560), (808, 50680), (905, 45248), (1010, 40544), (1120, 36562), (1267, 32320), (1414, 28960), (1448, 28280), (1616, 25340), (1810, 22624), (2020, 20272), (2240, 18281), (2534, 16160), (2828, 14480), (2896, 14140), (3232, 12670), (3535, 11584), (3620, 11312), (4040, 10136), (5068, 8080), (5656, 7240), (5792, 7070), (6335, 6464)]