20537100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1201}}^1$

素因数の和:1240

約数の個数: 108

約数和(自身を含む): 67816840

約数和(自身を除く): 47279740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 150, 171, 180, 190, 225, 228, 285, 300, 342, 380, 450, 475, 570, 684, 855, 900, 950, 1140, 1201, 1425, 1710, 1900, 2402, 2850, 3420, 3603, 4275, 4804, 5700, 6005, 7206, 8550, 10809, 12010, 14412, 17100, 18015, 21618, 22819, 24020, 30025, 36030, 43236, 45638, 54045, 60050, 68457, 72060, 90075, 91276, 108090, 114095, 120100, 136914, 180150, 205371, 216180, 228190, 270225, 273828, 342285, 360300, 410742, 456380, 540450, 570475, 684570, 821484, 1026855, 1080900, 1140950, 1369140, 1711425, 2053710, 2281900, 3422850, 4107420, 5134275, 6845700, 10268550, 20537100]

約数ペア:

[(1, 20537100), (2, 10268550), (3, 6845700), (4, 5134275), (5, 4107420), (6, 3422850), (9, 2281900), (10, 2053710), (12, 1711425), (15, 1369140), (18, 1140950), (19, 1080900), (20, 1026855), (25, 821484), (30, 684570), (36, 570475), (38, 540450), (45, 456380), (50, 410742), (57, 360300), (60, 342285), (75, 273828), (76, 270225), (90, 228190), (95, 216180), (100, 205371), (114, 180150), (150, 136914), (171, 120100), (180, 114095), (190, 108090), (225, 91276), (228, 90075), (285, 72060), (300, 68457), (342, 60050), (380, 54045), (450, 45638), (475, 43236), (570, 36030), (684, 30025), (855, 24020), (900, 22819), (950, 21618), (1140, 18015), (1201, 17100), (1425, 14412), (1710, 12010), (1900, 10809), (2402, 8550), (2850, 7206), (3420, 6005), (3603, 5700), (4275, 4804)]