388614964

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 719147520

約数和(自身を除く): 330532556

約数列:

[1, 2, 4, 29, 58, 83, 116, 166, 181, 223, 332, 362, 446, 724, 892, 2407, 4814, 5249, 6467, 9628, 10498, 12934, 15023, 18509, 20996, 25868, 30046, 37018, 40363, 60092, 74036, 80726, 161452, 435667, 536761, 871334, 1073522, 1170527, 1742668, 2147044, 2341054, 3350129, 4682108, 6700258, 13400516, 97153741, 194307482, 388614964]

約数ペア:

[(1, 388614964), (2, 194307482), (4, 97153741), (29, 13400516), (58, 6700258), (83, 4682108), (116, 3350129), (166, 2341054), (181, 2147044), (223, 1742668), (332, 1170527), (362, 1073522), (446, 871334), (724, 536761), (892, 435667), (2407, 161452), (4814, 80726), (5249, 74036), (6467, 60092), (9628, 40363), (10498, 37018), (12934, 30046), (15023, 25868), (18509, 20996)]