11347960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 27871200

約数和(自身を除く): 16523240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 157, 260, 278, 314, 520, 556, 628, 695, 785, 1112, 1256, 1390, 1570, 1807, 2041, 2780, 3140, 3614, 4082, 5560, 6280, 7228, 8164, 9035, 10205, 14456, 16328, 18070, 20410, 21823, 36140, 40820, 43646, 72280, 81640, 87292, 109115, 174584, 218230, 283699, 436460, 567398, 872920, 1134796, 1418495, 2269592, 2836990, 5673980, 11347960]

約数ペア:

[(1, 11347960), (2, 5673980), (4, 2836990), (5, 2269592), (8, 1418495), (10, 1134796), (13, 872920), (20, 567398), (26, 436460), (40, 283699), (52, 218230), (65, 174584), (104, 109115), (130, 87292), (139, 81640), (157, 72280), (260, 43646), (278, 40820), (314, 36140), (520, 21823), (556, 20410), (628, 18070), (695, 16328), (785, 14456), (1112, 10205), (1256, 9035), (1390, 8164), (1570, 7228), (1807, 6280), (2041, 5560), (2780, 4082), (3140, 3614)]