20953200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{919}}^1$

素因数の和:959

約数の個数: 120

約数和(自身を含む): 70729600

約数和(自身を除く): 49776400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 48, 50, 57, 60, 75, 76, 80, 95, 100, 114, 120, 150, 152, 190, 200, 228, 240, 285, 300, 304, 380, 400, 456, 475, 570, 600, 760, 912, 919, 950, 1140, 1200, 1425, 1520, 1838, 1900, 2280, 2757, 2850, 3676, 3800, 4560, 4595, 5514, 5700, 7352, 7600, 9190, 11028, 11400, 13785, 14704, 17461, 18380, 22056, 22800, 22975, 27570, 34922, 36760, 44112, 45950, 52383, 55140, 68925, 69844, 73520, 87305, 91900, 104766, 110280, 137850, 139688, 174610, 183800, 209532, 220560, 261915, 275700, 279376, 349220, 367600, 419064, 436525, 523830, 551400, 698440, 838128, 873050, 1047660, 1102800, 1309575, 1396880, 1746100, 2095320, 2619150, 3492200, 4190640, 5238300, 6984400, 10476600, 20953200]

約数ペア:

[(1, 20953200), (2, 10476600), (3, 6984400), (4, 5238300), (5, 4190640), (6, 3492200), (8, 2619150), (10, 2095320), (12, 1746100), (15, 1396880), (16, 1309575), (19, 1102800), (20, 1047660), (24, 873050), (25, 838128), (30, 698440), (38, 551400), (40, 523830), (48, 436525), (50, 419064), (57, 367600), (60, 349220), (75, 279376), (76, 275700), (80, 261915), (95, 220560), (100, 209532), (114, 183800), (120, 174610), (150, 139688), (152, 137850), (190, 110280), (200, 104766), (228, 91900), (240, 87305), (285, 73520), (300, 69844), (304, 68925), (380, 55140), (400, 52383), (456, 45950), (475, 44112), (570, 36760), (600, 34922), (760, 27570), (912, 22975), (919, 22800), (950, 22056), (1140, 18380), (1200, 17461), (1425, 14704), (1520, 13785), (1838, 11400), (1900, 11028), (2280, 9190), (2757, 7600), (2850, 7352), (3676, 5700), (3800, 5514), (4560, 4595)]