19725291240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{4051}}^1\times {\mathrm{40577}}^1$

素因数の和:44642

約数の個数: 64

約数和(自身を含む): 59191940160

約数和(自身を除く): 39466648920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 4051, 8102, 12153, 16204, 20255, 24306, 32408, 40510, 40577, 48612, 60765, 81020, 81154, 97224, 121530, 121731, 162040, 162308, 202885, 243060, 243462, 324616, 405770, 486120, 486924, 608655, 811540, 973848, 1217310, 1623080, 2434620, 4869240, 164377427, 328754854, 493132281, 657509708, 821887135, 986264562, 1315019416, 1643774270, 1972529124, 2465661405, 3287548540, 3945058248, 4931322810, 6575097080, 9862645620, 19725291240]

約数ペア:

[(1, 19725291240), (2, 9862645620), (3, 6575097080), (4, 4931322810), (5, 3945058248), (6, 3287548540), (8, 2465661405), (10, 1972529124), (12, 1643774270), (15, 1315019416), (20, 986264562), (24, 821887135), (30, 657509708), (40, 493132281), (60, 328754854), (120, 164377427), (4051, 4869240), (8102, 2434620), (12153, 1623080), (16204, 1217310), (20255, 973848), (24306, 811540), (32408, 608655), (40510, 486924), (40577, 486120), (48612, 405770), (60765, 324616), (81020, 243462), (81154, 243060), (97224, 202885), (121530, 162308), (121731, 162040)]