54383920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21929}}^1$

素因数の和:21973

約数の個数: 40

約数和(自身を含む): 130527360

約数和(自身を除く): 76143440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 21929, 43858, 87716, 109645, 175432, 219290, 350864, 438580, 679799, 877160, 1359598, 1754320, 2719196, 3398995, 5438392, 6797990, 10876784, 13595980, 27191960, 54383920]

約数ペア:

[(1, 54383920), (2, 27191960), (4, 13595980), (5, 10876784), (8, 6797990), (10, 5438392), (16, 3398995), (20, 2719196), (31, 1754320), (40, 1359598), (62, 877160), (80, 679799), (124, 438580), (155, 350864), (248, 219290), (310, 175432), (496, 109645), (620, 87716), (1240, 43858), (2480, 21929)]