2635620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 8279040

約数和(自身を除く): 5643420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 109, 124, 130, 155, 156, 186, 195, 218, 260, 310, 327, 372, 390, 403, 436, 465, 545, 620, 654, 780, 806, 930, 1090, 1209, 1308, 1417, 1612, 1635, 1860, 2015, 2180, 2418, 2834, 3270, 3379, 4030, 4251, 4836, 5668, 6045, 6540, 6758, 7085, 8060, 8502, 10137, 12090, 13516, 14170, 16895, 17004, 20274, 21255, 24180, 28340, 33790, 40548, 42510, 43927, 50685, 67580, 85020, 87854, 101370, 131781, 175708, 202740, 219635, 263562, 439270, 527124, 658905, 878540, 1317810, 2635620]

約数ペア:

[(1, 2635620), (2, 1317810), (3, 878540), (4, 658905), (5, 527124), (6, 439270), (10, 263562), (12, 219635), (13, 202740), (15, 175708), (20, 131781), (26, 101370), (30, 87854), (31, 85020), (39, 67580), (52, 50685), (60, 43927), (62, 42510), (65, 40548), (78, 33790), (93, 28340), (109, 24180), (124, 21255), (130, 20274), (155, 17004), (156, 16895), (186, 14170), (195, 13516), (218, 12090), (260, 10137), (310, 8502), (327, 8060), (372, 7085), (390, 6758), (403, 6540), (436, 6045), (465, 5668), (545, 4836), (620, 4251), (654, 4030), (780, 3379), (806, 3270), (930, 2834), (1090, 2418), (1209, 2180), (1308, 2015), (1417, 1860), (1612, 1635)]