20343714040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1262017}}^1$

素因数の和:1262072

約数の個数: 64

約数和(自身を含む): 50884565760

約数和(自身を除く): 30540851720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 1262017, 2524034, 5048068, 6310085, 10096136, 12620170, 16406221, 25240340, 32812442, 39122527, 50480680, 65624884, 78245054, 82031105, 131249768, 156490108, 164062210, 195612635, 312980216, 328124420, 391225270, 508592851, 656248840, 782450540, 1017185702, 1564901080, 2034371404, 2542964255, 4068742808, 5085928510, 10171857020, 20343714040]

約数ペア:

[(1, 20343714040), (2, 10171857020), (4, 5085928510), (5, 4068742808), (8, 2542964255), (10, 2034371404), (13, 1564901080), (20, 1017185702), (26, 782450540), (31, 656248840), (40, 508592851), (52, 391225270), (62, 328124420), (65, 312980216), (104, 195612635), (124, 164062210), (130, 156490108), (155, 131249768), (248, 82031105), (260, 78245054), (310, 65624884), (403, 50480680), (520, 39122527), (620, 32812442), (806, 25240340), (1240, 16406221), (1612, 12620170), (2015, 10096136), (3224, 6310085), (4030, 5048068), (8060, 2524034), (16120, 1262017)]