38394440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1075

約数の個数: 96

約数和(自身を含む): 105883200

約数和(自身を除く): 67488760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 380, 392, 490, 532, 665, 760, 931, 980, 1031, 1064, 1330, 1862, 1960, 2062, 2660, 3724, 4124, 4655, 5155, 5320, 7217, 7448, 8248, 9310, 10310, 14434, 18620, 19589, 20620, 28868, 36085, 37240, 39178, 41240, 50519, 57736, 72170, 78356, 97945, 101038, 137123, 144340, 156712, 195890, 202076, 252595, 274246, 288680, 391780, 404152, 505190, 548492, 685615, 783560, 959861, 1010380, 1096984, 1371230, 1919722, 2020760, 2742460, 3839444, 4799305, 5484920, 7678888, 9598610, 19197220, 38394440]

約数ペア:

[(1, 38394440), (2, 19197220), (4, 9598610), (5, 7678888), (7, 5484920), (8, 4799305), (10, 3839444), (14, 2742460), (19, 2020760), (20, 1919722), (28, 1371230), (35, 1096984), (38, 1010380), (40, 959861), (49, 783560), (56, 685615), (70, 548492), (76, 505190), (95, 404152), (98, 391780), (133, 288680), (140, 274246), (152, 252595), (190, 202076), (196, 195890), (245, 156712), (266, 144340), (280, 137123), (380, 101038), (392, 97945), (490, 78356), (532, 72170), (665, 57736), (760, 50519), (931, 41240), (980, 39178), (1031, 37240), (1064, 36085), (1330, 28868), (1862, 20620), (1960, 19589), (2062, 18620), (2660, 14434), (3724, 10310), (4124, 9310), (4655, 8248), (5155, 7448), (5320, 7217)]