40865968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 95056416

約数和(自身を除く): 54190448

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 53, 88, 104, 106, 143, 176, 208, 212, 286, 337, 424, 572, 583, 674, 689, 848, 1144, 1166, 1348, 1378, 2288, 2332, 2696, 2756, 3707, 4381, 4664, 5392, 5512, 7414, 7579, 8762, 9328, 11024, 14828, 15158, 17524, 17861, 29656, 30316, 35048, 35722, 48191, 59312, 60632, 70096, 71444, 96382, 121264, 142888, 192764, 196471, 232193, 285776, 385528, 392942, 464386, 771056, 785884, 928772, 1571768, 1857544, 2554123, 3143536, 3715088, 5108246, 10216492, 20432984, 40865968]

約数ペア:

[(1, 40865968), (2, 20432984), (4, 10216492), (8, 5108246), (11, 3715088), (13, 3143536), (16, 2554123), (22, 1857544), (26, 1571768), (44, 928772), (52, 785884), (53, 771056), (88, 464386), (104, 392942), (106, 385528), (143, 285776), (176, 232193), (208, 196471), (212, 192764), (286, 142888), (337, 121264), (424, 96382), (572, 71444), (583, 70096), (674, 60632), (689, 59312), (848, 48191), (1144, 35722), (1166, 35048), (1348, 30316), (1378, 29656), (2288, 17861), (2332, 17524), (2696, 15158), (2756, 14828), (3707, 11024), (4381, 9328), (4664, 8762), (5392, 7579), (5512, 7414)]