15499820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5827}}^1$

素因数の和:5862

約数の個数: 48

約数和(自身を含む): 39164160

約数和(自身を除く): 23664340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 5827, 11654, 23308, 29135, 40789, 58270, 81578, 110713, 116540, 163156, 203945, 221426, 407890, 442852, 553565, 774991, 815780, 1107130, 1549982, 2214260, 3099964, 3874955, 7749910, 15499820]

約数ペア:

[(1, 15499820), (2, 7749910), (4, 3874955), (5, 3099964), (7, 2214260), (10, 1549982), (14, 1107130), (19, 815780), (20, 774991), (28, 553565), (35, 442852), (38, 407890), (70, 221426), (76, 203945), (95, 163156), (133, 116540), (140, 110713), (190, 81578), (266, 58270), (380, 40789), (532, 29135), (665, 23308), (1330, 11654), (2660, 5827)]