340855000

素因数分解:

$2^3\times 5^4\times {\mathrm{68171}}^1$

素因数の和:68197

約数の個数: 40

約数和(自身を含む): 798634980

約数和(自身を除く): 457779980

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 68171, 136342, 272684, 340855, 545368, 681710, 1363420, 1704275, 2726840, 3408550, 6817100, 8521375, 13634200, 17042750, 34085500, 42606875, 68171000, 85213750, 170427500, 340855000]

約数ペア:

[(1, 340855000), (2, 170427500), (4, 85213750), (5, 68171000), (8, 42606875), (10, 34085500), (20, 17042750), (25, 13634200), (40, 8521375), (50, 6817100), (100, 3408550), (125, 2726840), (200, 1704275), (250, 1363420), (500, 681710), (625, 545368), (1000, 340855), (1250, 272684), (2500, 136342), (5000, 68171)]