20167510240

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1775309}}^1$

素因数の和:1775395

約数の個数: 48

約数和(自身を含む): 48316836960

約数和(自身を除く): 28149326720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 1775309, 3550618, 7101236, 8876545, 14202472, 17753090, 28404944, 35506180, 56809888, 71012360, 126046939, 142024720, 252093878, 284049440, 504187756, 630234695, 1008375512, 1260469390, 2016751024, 2520938780, 4033502048, 5041877560, 10083755120, 20167510240]

約数ペア:

[(1, 20167510240), (2, 10083755120), (4, 5041877560), (5, 4033502048), (8, 2520938780), (10, 2016751024), (16, 1260469390), (20, 1008375512), (32, 630234695), (40, 504187756), (71, 284049440), (80, 252093878), (142, 142024720), (160, 126046939), (284, 71012360), (355, 56809888), (568, 35506180), (710, 28404944), (1136, 17753090), (1420, 14202472), (2272, 8876545), (2840, 7101236), (5680, 3550618), (11360, 1775309)]