39887290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2843}}^1$

素因数の和:2934

約数の個数: 32

約数和(自身を含む): 76173696

約数和(自身を除く): 36286406

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 2806, 2843, 5686, 7015, 14030, 14215, 28430, 65389, 130778, 173423, 326945, 346846, 653890, 867115, 1734230, 3988729, 7977458, 19943645, 39887290]

約数ペア:

[(1, 39887290), (2, 19943645), (5, 7977458), (10, 3988729), (23, 1734230), (46, 867115), (61, 653890), (115, 346846), (122, 326945), (230, 173423), (305, 130778), (610, 65389), (1403, 28430), (2806, 14215), (2843, 14030), (5686, 7015)]