2107500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{281}}^1$

素因数の和:308

約数の個数: 60

約数和(自身を含む): 6166776

約数和(自身を除く): 4059276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 281, 300, 375, 500, 562, 625, 750, 843, 1124, 1250, 1405, 1500, 1686, 1875, 2500, 2810, 3372, 3750, 4215, 5620, 7025, 7500, 8430, 14050, 16860, 21075, 28100, 35125, 42150, 70250, 84300, 105375, 140500, 175625, 210750, 351250, 421500, 526875, 702500, 1053750, 2107500]

約数ペア:

[(1, 2107500), (2, 1053750), (3, 702500), (4, 526875), (5, 421500), (6, 351250), (10, 210750), (12, 175625), (15, 140500), (20, 105375), (25, 84300), (30, 70250), (50, 42150), (60, 35125), (75, 28100), (100, 21075), (125, 16860), (150, 14050), (250, 8430), (281, 7500), (300, 7025), (375, 5620), (500, 4215), (562, 3750), (625, 3372), (750, 2810), (843, 2500), (1124, 1875), (1250, 1686), (1405, 1500)]