20120770

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 37454400

約数和(自身を除く): 17333630

約数列:

[1, 2, 5, 10, 59, 67, 118, 134, 295, 335, 509, 590, 670, 1018, 2545, 3953, 5090, 7906, 19765, 30031, 34103, 39530, 60062, 68206, 150155, 170515, 300310, 341030, 2012077, 4024154, 10060385, 20120770]

約数ペア:

[(1, 20120770), (2, 10060385), (5, 4024154), (10, 2012077), (59, 341030), (67, 300310), (118, 170515), (134, 150155), (295, 68206), (335, 60062), (509, 39530), (590, 34103), (670, 30031), (1018, 19765), (2545, 7906), (3953, 5090)]