20802019950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2009857}}^1$

素因数の和:2009898

約数の個数: 72

約数和(自身を含む): 58318039728

約数和(自身を除く): 37516019778

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 69, 75, 90, 115, 138, 150, 207, 225, 230, 345, 414, 450, 575, 690, 1035, 1150, 1725, 2070, 3450, 5175, 10350, 2009857, 4019714, 6029571, 10049285, 12059142, 18088713, 20098570, 30147855, 36177426, 46226711, 50246425, 60295710, 90443565, 92453422, 100492850, 138680133, 150739275, 180887130, 231133555, 277360266, 301478550, 416040399, 452217825, 462267110, 693400665, 832080798, 904435650, 1155667775, 1386801330, 2080201995, 2311335550, 3467003325, 4160403990, 6934006650, 10401009975, 20802019950]

約数ペア:

[(1, 20802019950), (2, 10401009975), (3, 6934006650), (5, 4160403990), (6, 3467003325), (9, 2311335550), (10, 2080201995), (15, 1386801330), (18, 1155667775), (23, 904435650), (25, 832080798), (30, 693400665), (45, 462267110), (46, 452217825), (50, 416040399), (69, 301478550), (75, 277360266), (90, 231133555), (115, 180887130), (138, 150739275), (150, 138680133), (207, 100492850), (225, 92453422), (230, 90443565), (345, 60295710), (414, 50246425), (450, 46226711), (575, 36177426), (690, 30147855), (1035, 20098570), (1150, 18088713), (1725, 12059142), (2070, 10049285), (3450, 6029571), (5175, 4019714), (10350, 2009857)]