55874440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1987}}^1$

素因数の和:2054

約数の個数: 64

約数和(自身を含む): 135979200

約数和(自身を除く): 80104760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 1987, 2812, 3515, 3974, 5624, 7030, 7948, 9935, 14060, 15896, 19870, 28120, 37753, 39740, 73519, 75506, 79480, 147038, 151012, 188765, 294076, 302024, 367595, 377530, 588152, 735190, 755060, 1396861, 1470380, 1510120, 2793722, 2940760, 5587444, 6984305, 11174888, 13968610, 27937220, 55874440]

約数ペア:

[(1, 55874440), (2, 27937220), (4, 13968610), (5, 11174888), (8, 6984305), (10, 5587444), (19, 2940760), (20, 2793722), (37, 1510120), (38, 1470380), (40, 1396861), (74, 755060), (76, 735190), (95, 588152), (148, 377530), (152, 367595), (185, 302024), (190, 294076), (296, 188765), (370, 151012), (380, 147038), (703, 79480), (740, 75506), (760, 73519), (1406, 39740), (1480, 37753), (1987, 28120), (2812, 19870), (3515, 15896), (3974, 14060), (5624, 9935), (7030, 7948)]