11807900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 28581504

約数和(自身を除く): 16773604

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 293, 310, 325, 403, 586, 620, 650, 775, 806, 1172, 1300, 1465, 1550, 1612, 2015, 2930, 3100, 3809, 4030, 5860, 7325, 7618, 8060, 9083, 10075, 14650, 15236, 18166, 19045, 20150, 29300, 36332, 38090, 40300, 45415, 76180, 90830, 95225, 118079, 181660, 190450, 227075, 236158, 380900, 454150, 472316, 590395, 908300, 1180790, 2361580, 2951975, 5903950, 11807900]

約数ペア:

[(1, 11807900), (2, 5903950), (4, 2951975), (5, 2361580), (10, 1180790), (13, 908300), (20, 590395), (25, 472316), (26, 454150), (31, 380900), (50, 236158), (52, 227075), (62, 190450), (65, 181660), (100, 118079), (124, 95225), (130, 90830), (155, 76180), (260, 45415), (293, 40300), (310, 38090), (325, 36332), (403, 29300), (586, 20150), (620, 19045), (650, 18166), (775, 15236), (806, 14650), (1172, 10075), (1300, 9083), (1465, 8060), (1550, 7618), (1612, 7325), (2015, 5860), (2930, 4030), (3100, 3809)]