10981880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 31026240

約数和(自身を除く): 20044360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 431, 455, 490, 520, 637, 728, 862, 910, 980, 1274, 1724, 1820, 1960, 2155, 2548, 3017, 3185, 3448, 3640, 4310, 5096, 5603, 6034, 6370, 8620, 11206, 12068, 12740, 15085, 17240, 21119, 22412, 24136, 25480, 28015, 30170, 39221, 42238, 44824, 56030, 60340, 78442, 84476, 105595, 112060, 120680, 156884, 168952, 196105, 211190, 224120, 274547, 313768, 392210, 422380, 549094, 784420, 844760, 1098188, 1372735, 1568840, 2196376, 2745470, 5490940, 10981880]

約数ペア:

[(1, 10981880), (2, 5490940), (4, 2745470), (5, 2196376), (7, 1568840), (8, 1372735), (10, 1098188), (13, 844760), (14, 784420), (20, 549094), (26, 422380), (28, 392210), (35, 313768), (40, 274547), (49, 224120), (52, 211190), (56, 196105), (65, 168952), (70, 156884), (91, 120680), (98, 112060), (104, 105595), (130, 84476), (140, 78442), (182, 60340), (196, 56030), (245, 44824), (260, 42238), (280, 39221), (364, 30170), (392, 28015), (431, 25480), (455, 24136), (490, 22412), (520, 21119), (637, 17240), (728, 15085), (862, 12740), (910, 12068), (980, 11206), (1274, 8620), (1724, 6370), (1820, 6034), (1960, 5603), (2155, 5096), (2548, 4310), (3017, 3640), (3185, 3448)]