240683690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59723}}^1$

素因数の和:59774

約数の個数: 32

約数和(自身を含む): 481614336

約数和(自身を除く): 240930646

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 59723, 119446, 298615, 597230, 776399, 1552798, 1851413, 3702826, 3881995, 7763990, 9257065, 18514130, 24068369, 48136738, 120341845, 240683690]

約数ペア:

[(1, 240683690), (2, 120341845), (5, 48136738), (10, 24068369), (13, 18514130), (26, 9257065), (31, 7763990), (62, 3881995), (65, 3702826), (130, 1851413), (155, 1552798), (310, 776399), (403, 597230), (806, 298615), (2015, 119446), (4030, 59723)]