2019998280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{237089}}^1$

素因数の和:237174

約数の個数: 64

約数和(自身を含む): 6145372800

約数和(自身を除く): 4125374520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 237089, 474178, 711267, 948356, 1185445, 1422534, 1896712, 2370890, 2845068, 3556335, 4741780, 5690136, 7112670, 9483560, 14225340, 16833319, 28450680, 33666638, 50499957, 67333276, 84166595, 100999914, 134666552, 168333190, 201999828, 252499785, 336666380, 403999656, 504999570, 673332760, 1009999140, 2019998280]

約数ペア:

[(1, 2019998280), (2, 1009999140), (3, 673332760), (4, 504999570), (5, 403999656), (6, 336666380), (8, 252499785), (10, 201999828), (12, 168333190), (15, 134666552), (20, 100999914), (24, 84166595), (30, 67333276), (40, 50499957), (60, 33666638), (71, 28450680), (120, 16833319), (142, 14225340), (213, 9483560), (284, 7112670), (355, 5690136), (426, 4741780), (568, 3556335), (710, 2845068), (852, 2370890), (1065, 1896712), (1420, 1422534), (1704, 1185445), (2130, 948356), (2840, 711267), (4260, 474178), (8520, 237089)]