20931008450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{252029}}^1$

素因数の和:252203

約数の個数: 48

約数和(自身を含む): 42752352960

約数和(自身を除く): 21821344510

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 151, 275, 302, 550, 755, 1510, 1661, 3322, 3775, 7550, 8305, 16610, 41525, 83050, 252029, 504058, 1260145, 2520290, 2772319, 5544638, 6300725, 12601450, 13861595, 27723190, 38056379, 69307975, 76112758, 138615950, 190281895, 380563790, 418620169, 837240338, 951409475, 1902818950, 2093100845, 4186201690, 10465504225, 20931008450]

約数ペア:

[(1, 20931008450), (2, 10465504225), (5, 4186201690), (10, 2093100845), (11, 1902818950), (22, 951409475), (25, 837240338), (50, 418620169), (55, 380563790), (110, 190281895), (151, 138615950), (275, 76112758), (302, 69307975), (550, 38056379), (755, 27723190), (1510, 13861595), (1661, 12601450), (3322, 6300725), (3775, 5544638), (7550, 2772319), (8305, 2520290), (16610, 1260145), (41525, 504058), (83050, 252029)]