203415860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1\times {\mathrm{751}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 443439360

約数和(自身を除く): 240023500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 467, 580, 751, 934, 1502, 1868, 2335, 3004, 3755, 4670, 7510, 9340, 13543, 15020, 21779, 27086, 43558, 54172, 67715, 87116, 108895, 135430, 217790, 270860, 350717, 435580, 701434, 1402868, 1753585, 3507170, 7014340, 10170793, 20341586, 40683172, 50853965, 101707930, 203415860]

約数ペア:

[(1, 203415860), (2, 101707930), (4, 50853965), (5, 40683172), (10, 20341586), (20, 10170793), (29, 7014340), (58, 3507170), (116, 1753585), (145, 1402868), (290, 701434), (467, 435580), (580, 350717), (751, 270860), (934, 217790), (1502, 135430), (1868, 108895), (2335, 87116), (3004, 67715), (3755, 54172), (4670, 43558), (7510, 27086), (9340, 21779), (13543, 15020)]