42496480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20431}}^1$

素因数の和:20459

約数の個数: 48

約数和(自身を含む): 108126144

約数和(自身を除く): 65629664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 20431, 40862, 81724, 102155, 163448, 204310, 265603, 326896, 408620, 531206, 653792, 817240, 1062412, 1328015, 1634480, 2124824, 2656030, 3268960, 4249648, 5312060, 8499296, 10624120, 21248240, 42496480]

約数ペア:

[(1, 42496480), (2, 21248240), (4, 10624120), (5, 8499296), (8, 5312060), (10, 4249648), (13, 3268960), (16, 2656030), (20, 2124824), (26, 1634480), (32, 1328015), (40, 1062412), (52, 817240), (65, 653792), (80, 531206), (104, 408620), (130, 326896), (160, 265603), (208, 204310), (260, 163448), (416, 102155), (520, 81724), (1040, 40862), (2080, 20431)]