173214640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113957}}^1$

素因数の和:113989

約数の個数: 40

約数和(自身を含む): 423923760

約数和(自身を除く): 250709120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 113957, 227914, 455828, 569785, 911656, 1139570, 1823312, 2165183, 2279140, 4330366, 4558280, 8660732, 9116560, 10825915, 17321464, 21651830, 34642928, 43303660, 86607320, 173214640]

約数ペア:

[(1, 173214640), (2, 86607320), (4, 43303660), (5, 34642928), (8, 21651830), (10, 17321464), (16, 10825915), (19, 9116560), (20, 8660732), (38, 4558280), (40, 4330366), (76, 2279140), (80, 2165183), (95, 1823312), (152, 1139570), (190, 911656), (304, 569785), (380, 455828), (760, 227914), (1520, 113957)]