25702420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 56689920

約数和(自身を除く): 30987500

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 370, 470, 739, 740, 940, 1478, 1739, 2956, 3478, 3695, 6956, 7390, 8695, 14780, 17390, 27343, 34733, 34780, 54686, 69466, 109372, 136715, 138932, 173665, 273430, 347330, 546860, 694660, 1285121, 2570242, 5140484, 6425605, 12851210, 25702420]

約数ペア:

[(1, 25702420), (2, 12851210), (4, 6425605), (5, 5140484), (10, 2570242), (20, 1285121), (37, 694660), (47, 546860), (74, 347330), (94, 273430), (148, 173665), (185, 138932), (188, 136715), (235, 109372), (370, 69466), (470, 54686), (739, 34780), (740, 34733), (940, 27343), (1478, 17390), (1739, 14780), (2956, 8695), (3478, 7390), (3695, 6956)]