2040120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1889}}^1$

素因数の和:1909

約数の個数: 64

約数和(自身を含む): 6804000

約数和(自身を除く): 4763880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 1889, 3778, 5667, 7556, 9445, 11334, 15112, 17001, 18890, 22668, 28335, 34002, 37780, 45336, 51003, 56670, 68004, 75560, 85005, 102006, 113340, 136008, 170010, 204012, 226680, 255015, 340020, 408024, 510030, 680040, 1020060, 2040120]

約数ペア:

[(1, 2040120), (2, 1020060), (3, 680040), (4, 510030), (5, 408024), (6, 340020), (8, 255015), (9, 226680), (10, 204012), (12, 170010), (15, 136008), (18, 113340), (20, 102006), (24, 85005), (27, 75560), (30, 68004), (36, 56670), (40, 51003), (45, 45336), (54, 37780), (60, 34002), (72, 28335), (90, 22668), (108, 18890), (120, 17001), (135, 15112), (180, 11334), (216, 9445), (270, 7556), (360, 5667), (540, 3778), (1080, 1889)]