20163949760

素因数分解:

$2^6\times 5^1\times {\mathrm{619}}^1\times {\mathrm{101797}}^1$

素因数の和:102433

約数の個数: 56

約数和(自身を含む): 48093447120

約数和(自身を除く): 27929497360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 619, 1238, 2476, 3095, 4952, 6190, 9904, 12380, 19808, 24760, 39616, 49520, 99040, 101797, 198080, 203594, 407188, 508985, 814376, 1017970, 1628752, 2035940, 3257504, 4071880, 6515008, 8143760, 16287520, 32575040, 63012343, 126024686, 252049372, 315061715, 504098744, 630123430, 1008197488, 1260246860, 2016394976, 2520493720, 4032789952, 5040987440, 10081974880, 20163949760]

約数ペア:

[(1, 20163949760), (2, 10081974880), (4, 5040987440), (5, 4032789952), (8, 2520493720), (10, 2016394976), (16, 1260246860), (20, 1008197488), (32, 630123430), (40, 504098744), (64, 315061715), (80, 252049372), (160, 126024686), (320, 63012343), (619, 32575040), (1238, 16287520), (2476, 8143760), (3095, 6515008), (4952, 4071880), (6190, 3257504), (9904, 2035940), (12380, 1628752), (19808, 1017970), (24760, 814376), (39616, 508985), (49520, 407188), (99040, 203594), (101797, 198080)]