40406392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 85800960

約数和(自身を除く): 45394568

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 83, 104, 124, 151, 166, 248, 302, 332, 403, 604, 664, 806, 1079, 1208, 1612, 1963, 2158, 2573, 3224, 3926, 4316, 4681, 5146, 7852, 8632, 9362, 10292, 12533, 15704, 18724, 20584, 25066, 33449, 37448, 50132, 60853, 66898, 100264, 121706, 133796, 162929, 243412, 267592, 325858, 388523, 486824, 651716, 777046, 1303432, 1554092, 3108184, 5050799, 10101598, 20203196, 40406392]

約数ペア:

[(1, 40406392), (2, 20203196), (4, 10101598), (8, 5050799), (13, 3108184), (26, 1554092), (31, 1303432), (52, 777046), (62, 651716), (83, 486824), (104, 388523), (124, 325858), (151, 267592), (166, 243412), (248, 162929), (302, 133796), (332, 121706), (403, 100264), (604, 66898), (664, 60853), (806, 50132), (1079, 37448), (1208, 33449), (1612, 25066), (1963, 20584), (2158, 18724), (2573, 15704), (3224, 12533), (3926, 10292), (4316, 9362), (4681, 8632), (5146, 7852)]