4272440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 10445760

約数和(自身を除く): 6173320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 103, 122, 136, 170, 206, 244, 305, 340, 412, 488, 515, 610, 680, 824, 1030, 1037, 1220, 1751, 2060, 2074, 2440, 3502, 4120, 4148, 5185, 6283, 7004, 8296, 8755, 10370, 12566, 14008, 17510, 20740, 25132, 31415, 35020, 41480, 50264, 62830, 70040, 106811, 125660, 213622, 251320, 427244, 534055, 854488, 1068110, 2136220, 4272440]

約数ペア:

[(1, 4272440), (2, 2136220), (4, 1068110), (5, 854488), (8, 534055), (10, 427244), (17, 251320), (20, 213622), (34, 125660), (40, 106811), (61, 70040), (68, 62830), (85, 50264), (103, 41480), (122, 35020), (136, 31415), (170, 25132), (206, 20740), (244, 17510), (305, 14008), (340, 12566), (412, 10370), (488, 8755), (515, 8296), (610, 7004), (680, 6283), (824, 5185), (1030, 4148), (1037, 4120), (1220, 3502), (1751, 2440), (2060, 2074)]