2015804740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{20743}}^1$

素因数の和:20908

約数の個数: 48

約数和(自身を含む): 4370179968

約数和(自身を除く): 2354375228

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 113, 172, 215, 226, 430, 452, 565, 860, 1130, 2260, 4859, 9718, 19436, 20743, 24295, 41486, 48590, 82972, 97180, 103715, 207430, 414860, 891949, 1783898, 2343959, 3567796, 4459745, 4687918, 8919490, 9375836, 11719795, 17838980, 23439590, 46879180, 100790237, 201580474, 403160948, 503951185, 1007902370, 2015804740]

約数ペア:

[(1, 2015804740), (2, 1007902370), (4, 503951185), (5, 403160948), (10, 201580474), (20, 100790237), (43, 46879180), (86, 23439590), (113, 17838980), (172, 11719795), (215, 9375836), (226, 8919490), (430, 4687918), (452, 4459745), (565, 3567796), (860, 2343959), (1130, 1783898), (2260, 891949), (4859, 414860), (9718, 207430), (19436, 103715), (20743, 97180), (24295, 82972), (41486, 48590)]