20434080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{42571}}^1$

素因数の和:42589

約数の個数: 48

約数和(自身を含む): 64368864

約数和(自身を除く): 43934784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 42571, 85142, 127713, 170284, 212855, 255426, 340568, 425710, 510852, 638565, 681136, 851420, 1021704, 1277130, 1362272, 1702840, 2043408, 2554260, 3405680, 4086816, 5108520, 6811360, 10217040, 20434080]

約数ペア:

[(1, 20434080), (2, 10217040), (3, 6811360), (4, 5108520), (5, 4086816), (6, 3405680), (8, 2554260), (10, 2043408), (12, 1702840), (15, 1362272), (16, 1277130), (20, 1021704), (24, 851420), (30, 681136), (32, 638565), (40, 510852), (48, 425710), (60, 340568), (80, 255426), (96, 212855), (120, 170284), (160, 127713), (240, 85142), (480, 42571)]