43288040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 100506960

約数和(自身を除く): 57218920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 113, 122, 157, 226, 244, 305, 314, 452, 488, 565, 610, 628, 785, 904, 1130, 1220, 1256, 1570, 2260, 2440, 3140, 4520, 6280, 6893, 9577, 13786, 17741, 19154, 27572, 34465, 35482, 38308, 47885, 55144, 68930, 70964, 76616, 88705, 95770, 137860, 141928, 177410, 191540, 275720, 354820, 383080, 709640, 1082201, 2164402, 4328804, 5411005, 8657608, 10822010, 21644020, 43288040]

約数ペア:

[(1, 43288040), (2, 21644020), (4, 10822010), (5, 8657608), (8, 5411005), (10, 4328804), (20, 2164402), (40, 1082201), (61, 709640), (113, 383080), (122, 354820), (157, 275720), (226, 191540), (244, 177410), (305, 141928), (314, 137860), (452, 95770), (488, 88705), (565, 76616), (610, 70964), (628, 68930), (785, 55144), (904, 47885), (1130, 38308), (1220, 35482), (1256, 34465), (1570, 27572), (2260, 19154), (2440, 17741), (3140, 13786), (4520, 9577), (6280, 6893)]