427880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 1015200

約数和(自身を除く): 587320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 563, 760, 1126, 2252, 2815, 4504, 5630, 10697, 11260, 21394, 22520, 42788, 53485, 85576, 106970, 213940, 427880]

約数ペア:

[(1, 427880), (2, 213940), (4, 106970), (5, 85576), (8, 53485), (10, 42788), (19, 22520), (20, 21394), (38, 11260), (40, 10697), (76, 5630), (95, 4504), (152, 2815), (190, 2252), (380, 1126), (563, 760)]