38120120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{919}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 92404800

約数和(自身を除く): 54284680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 919, 1037, 1220, 1838, 2074, 2440, 3676, 4148, 4595, 5185, 7352, 8296, 9190, 10370, 15623, 18380, 20740, 31246, 36760, 41480, 56059, 62492, 78115, 112118, 124984, 156230, 224236, 280295, 312460, 448472, 560590, 624920, 953003, 1121180, 1906006, 2242360, 3812012, 4765015, 7624024, 9530030, 19060060, 38120120]

約数ペア:

[(1, 38120120), (2, 19060060), (4, 9530030), (5, 7624024), (8, 4765015), (10, 3812012), (17, 2242360), (20, 1906006), (34, 1121180), (40, 953003), (61, 624920), (68, 560590), (85, 448472), (122, 312460), (136, 280295), (170, 224236), (244, 156230), (305, 124984), (340, 112118), (488, 78115), (610, 62492), (680, 56059), (919, 41480), (1037, 36760), (1220, 31246), (1838, 20740), (2074, 18380), (2440, 15623), (3676, 10370), (4148, 9190), (4595, 8296), (5185, 7352)]