89680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:91

約数の個数: 40

約数和(自身を含む): 223200

約数和(自身を除く): 133520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 190, 236, 295, 304, 380, 472, 590, 760, 944, 1121, 1180, 1520, 2242, 2360, 4484, 4720, 5605, 8968, 11210, 17936, 22420, 44840, 89680]

約数ペア:

[(1, 89680), (2, 44840), (4, 22420), (5, 17936), (8, 11210), (10, 8968), (16, 5605), (19, 4720), (20, 4484), (38, 2360), (40, 2242), (59, 1520), (76, 1180), (80, 1121), (95, 944), (118, 760), (152, 590), (190, 472), (236, 380), (295, 304)]