4002920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 9936000

約数和(自身を除く): 5933080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 229, 230, 380, 437, 458, 460, 760, 874, 916, 920, 1145, 1748, 1832, 2185, 2290, 3496, 4351, 4370, 4580, 5267, 8702, 8740, 9160, 10534, 17404, 17480, 21068, 21755, 26335, 34808, 42136, 43510, 52670, 87020, 100073, 105340, 174040, 200146, 210680, 400292, 500365, 800584, 1000730, 2001460, 4002920]

約数ペア:

[(1, 4002920), (2, 2001460), (4, 1000730), (5, 800584), (8, 500365), (10, 400292), (19, 210680), (20, 200146), (23, 174040), (38, 105340), (40, 100073), (46, 87020), (76, 52670), (92, 43510), (95, 42136), (115, 34808), (152, 26335), (184, 21755), (190, 21068), (229, 17480), (230, 17404), (380, 10534), (437, 9160), (458, 8740), (460, 8702), (760, 5267), (874, 4580), (916, 4370), (920, 4351), (1145, 3496), (1748, 2290), (1832, 2185)]