28526920

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4723}}^1$

素因数の和:4885

約数の個数: 32

約数和(自身を含む): 64624320

約数和(自身を除く): 36097400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 4723, 6040, 9446, 18892, 23615, 37784, 47230, 94460, 188920, 713173, 1426346, 2852692, 3565865, 5705384, 7131730, 14263460, 28526920]

約数ペア:

[(1, 28526920), (2, 14263460), (4, 7131730), (5, 5705384), (8, 3565865), (10, 2852692), (20, 1426346), (40, 713173), (151, 188920), (302, 94460), (604, 47230), (755, 37784), (1208, 23615), (1510, 18892), (3020, 9446), (4723, 6040)]