40437440

素因数分解:

$2^6\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1181}}^1$

素因数の和:1305

約数の個数: 56

約数和(自身を含む): 97273872

約数和(自身を除く): 56836432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 160, 214, 320, 428, 535, 856, 1070, 1181, 1712, 2140, 2362, 3424, 4280, 4724, 5905, 6848, 8560, 9448, 11810, 17120, 18896, 23620, 34240, 37792, 47240, 75584, 94480, 126367, 188960, 252734, 377920, 505468, 631835, 1010936, 1263670, 2021872, 2527340, 4043744, 5054680, 8087488, 10109360, 20218720, 40437440]

約数ペア:

[(1, 40437440), (2, 20218720), (4, 10109360), (5, 8087488), (8, 5054680), (10, 4043744), (16, 2527340), (20, 2021872), (32, 1263670), (40, 1010936), (64, 631835), (80, 505468), (107, 377920), (160, 252734), (214, 188960), (320, 126367), (428, 94480), (535, 75584), (856, 47240), (1070, 37792), (1181, 34240), (1712, 23620), (2140, 18896), (2362, 17120), (3424, 11810), (4280, 9448), (4724, 8560), (5905, 6848)]