1420920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3947}}^1$

素因数の和:3964

約数の個数: 48

約数和(自身を含む): 4619160

約数和(自身を除く): 3198240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3947, 7894, 11841, 15788, 19735, 23682, 31576, 35523, 39470, 47364, 59205, 71046, 78940, 94728, 118410, 142092, 157880, 177615, 236820, 284184, 355230, 473640, 710460, 1420920]

約数ペア:

[(1, 1420920), (2, 710460), (3, 473640), (4, 355230), (5, 284184), (6, 236820), (8, 177615), (9, 157880), (10, 142092), (12, 118410), (15, 94728), (18, 78940), (20, 71046), (24, 59205), (30, 47364), (36, 39470), (40, 35523), (45, 31576), (60, 23682), (72, 19735), (90, 15788), (120, 11841), (180, 7894), (360, 3947)]