20717250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{1201}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 54003456

約数和(自身を除く): 33286206

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 125, 138, 150, 230, 250, 345, 375, 575, 690, 750, 1150, 1201, 1725, 2402, 2875, 3450, 3603, 5750, 6005, 7206, 8625, 12010, 17250, 18015, 27623, 30025, 36030, 55246, 60050, 82869, 90075, 138115, 150125, 165738, 180150, 276230, 300250, 414345, 450375, 690575, 828690, 900750, 1381150, 2071725, 3452875, 4143450, 6905750, 10358625, 20717250]

約数ペア:

[(1, 20717250), (2, 10358625), (3, 6905750), (5, 4143450), (6, 3452875), (10, 2071725), (15, 1381150), (23, 900750), (25, 828690), (30, 690575), (46, 450375), (50, 414345), (69, 300250), (75, 276230), (115, 180150), (125, 165738), (138, 150125), (150, 138115), (230, 90075), (250, 82869), (345, 60050), (375, 55246), (575, 36030), (690, 30025), (750, 27623), (1150, 18015), (1201, 17250), (1725, 12010), (2402, 8625), (2875, 7206), (3450, 6005), (3603, 5750)]