20114703720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{140741}}^1$

素因数の和:141155

約数の個数: 96

約数和(自身を含む): 65537919720

約数和(自身を除く): 45423216000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 397, 794, 1191, 1588, 1985, 2382, 3176, 3573, 3970, 4764, 5955, 7146, 7940, 9528, 11910, 14292, 15880, 17865, 23820, 28584, 35730, 47640, 71460, 140741, 142920, 281482, 422223, 562964, 703705, 844446, 1125928, 1266669, 1407410, 1688892, 2111115, 2533338, 2814820, 3377784, 4222230, 5066676, 5629640, 6333345, 8444460, 10133352, 12666690, 16888920, 25333380, 50666760, 55874177, 111748354, 167622531, 223496708, 279370885, 335245062, 446993416, 502867593, 558741770, 670490124, 838112655, 1005735186, 1117483540, 1340980248, 1676225310, 2011470372, 2234967080, 2514337965, 3352450620, 4022940744, 5028675930, 6704901240, 10057351860, 20114703720]

約数ペア:

[(1, 20114703720), (2, 10057351860), (3, 6704901240), (4, 5028675930), (5, 4022940744), (6, 3352450620), (8, 2514337965), (9, 2234967080), (10, 2011470372), (12, 1676225310), (15, 1340980248), (18, 1117483540), (20, 1005735186), (24, 838112655), (30, 670490124), (36, 558741770), (40, 502867593), (45, 446993416), (60, 335245062), (72, 279370885), (90, 223496708), (120, 167622531), (180, 111748354), (360, 55874177), (397, 50666760), (794, 25333380), (1191, 16888920), (1588, 12666690), (1985, 10133352), (2382, 8444460), (3176, 6333345), (3573, 5629640), (3970, 5066676), (4764, 4222230), (5955, 3377784), (7146, 2814820), (7940, 2533338), (9528, 2111115), (11910, 1688892), (14292, 1407410), (15880, 1266669), (17865, 1125928), (23820, 844446), (28584, 703705), (35730, 562964), (47640, 422223), (71460, 281482), (140741, 142920)]