1425980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 3217536

約数和(自身を除く): 1791556

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 47, 74, 82, 94, 148, 164, 185, 188, 205, 235, 370, 410, 470, 740, 820, 940, 1517, 1739, 1927, 3034, 3478, 3854, 6068, 6956, 7585, 7708, 8695, 9635, 15170, 17390, 19270, 30340, 34780, 38540, 71299, 142598, 285196, 356495, 712990, 1425980]

約数ペア:

[(1, 1425980), (2, 712990), (4, 356495), (5, 285196), (10, 142598), (20, 71299), (37, 38540), (41, 34780), (47, 30340), (74, 19270), (82, 17390), (94, 15170), (148, 9635), (164, 8695), (185, 7708), (188, 7585), (205, 6956), (235, 6068), (370, 3854), (410, 3478), (470, 3034), (740, 1927), (820, 1739), (940, 1517)]