89101640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{117239}}^1$

素因数の和:117269

約数の個数: 32

約数和(自身を含む): 211032000

約数和(自身を除く): 121930360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 117239, 234478, 468956, 586195, 937912, 1172390, 2227541, 2344780, 4455082, 4689560, 8910164, 11137705, 17820328, 22275410, 44550820, 89101640]

約数ペア:

[(1, 89101640), (2, 44550820), (4, 22275410), (5, 17820328), (8, 11137705), (10, 8910164), (19, 4689560), (20, 4455082), (38, 2344780), (40, 2227541), (76, 1172390), (95, 937912), (152, 586195), (190, 468956), (380, 234478), (760, 117239)]