17828450

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 35622720

約数和(自身を除く): 17794270

約数列:

[1, 2, 5, 10, 23, 25, 37, 46, 50, 74, 115, 185, 230, 370, 419, 575, 838, 851, 925, 1150, 1702, 1850, 2095, 4190, 4255, 8510, 9637, 10475, 15503, 19274, 20950, 21275, 31006, 42550, 48185, 77515, 96370, 155030, 240925, 356569, 387575, 481850, 713138, 775150, 1782845, 3565690, 8914225, 17828450]

約数ペア:

[(1, 17828450), (2, 8914225), (5, 3565690), (10, 1782845), (23, 775150), (25, 713138), (37, 481850), (46, 387575), (50, 356569), (74, 240925), (115, 155030), (185, 96370), (230, 77515), (370, 48185), (419, 42550), (575, 31006), (838, 21275), (851, 20950), (925, 19274), (1150, 15503), (1702, 10475), (1850, 9637), (2095, 8510), (4190, 4255)]