20914440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9173}}^1$

素因数の和:9206

約数の個数: 64

約数和(自身を含む): 66052800

約数和(自身を除く): 45138360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9173, 18346, 27519, 36692, 45865, 55038, 73384, 91730, 110076, 137595, 174287, 183460, 220152, 275190, 348574, 366920, 522861, 550380, 697148, 871435, 1045722, 1100760, 1394296, 1742870, 2091444, 2614305, 3485740, 4182888, 5228610, 6971480, 10457220, 20914440]

約数ペア:

[(1, 20914440), (2, 10457220), (3, 6971480), (4, 5228610), (5, 4182888), (6, 3485740), (8, 2614305), (10, 2091444), (12, 1742870), (15, 1394296), (19, 1100760), (20, 1045722), (24, 871435), (30, 697148), (38, 550380), (40, 522861), (57, 366920), (60, 348574), (76, 275190), (95, 220152), (114, 183460), (120, 174287), (152, 137595), (190, 110076), (228, 91730), (285, 73384), (380, 55038), (456, 45865), (570, 36692), (760, 27519), (1140, 18346), (2280, 9173)]