20701260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6053}}^1$

素因数の和:6087

約数の個数: 72

約数和(自身を含む): 66109680

約数和(自身を除く): 45408420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 6053, 12106, 18159, 24212, 30265, 36318, 54477, 60530, 72636, 90795, 108954, 115007, 121060, 181590, 217908, 230014, 272385, 345021, 363180, 460028, 544770, 575035, 690042, 1035063, 1089540, 1150070, 1380084, 1725105, 2070126, 2300140, 3450210, 4140252, 5175315, 6900420, 10350630, 20701260]

約数ペア:

[(1, 20701260), (2, 10350630), (3, 6900420), (4, 5175315), (5, 4140252), (6, 3450210), (9, 2300140), (10, 2070126), (12, 1725105), (15, 1380084), (18, 1150070), (19, 1089540), (20, 1035063), (30, 690042), (36, 575035), (38, 544770), (45, 460028), (57, 363180), (60, 345021), (76, 272385), (90, 230014), (95, 217908), (114, 181590), (171, 121060), (180, 115007), (190, 108954), (228, 90795), (285, 72636), (342, 60530), (380, 54477), (570, 36318), (684, 30265), (855, 24212), (1140, 18159), (1710, 12106), (3420, 6053)]