3253840

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 7666920

約数和(自身を除く): 4413080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 457, 712, 890, 914, 1424, 1780, 1828, 2285, 3560, 3656, 4570, 7120, 7312, 9140, 18280, 36560, 40673, 81346, 162692, 203365, 325384, 406730, 650768, 813460, 1626920, 3253840]

約数ペア:

[(1, 3253840), (2, 1626920), (4, 813460), (5, 650768), (8, 406730), (10, 325384), (16, 203365), (20, 162692), (40, 81346), (80, 40673), (89, 36560), (178, 18280), (356, 9140), (445, 7312), (457, 7120), (712, 4570), (890, 3656), (914, 3560), (1424, 2285), (1780, 1828)]