207407920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{60293}}^1$

素因数の和:60349

約数の個数: 40

約数和(自身を含む): 493446096

約数和(自身を除く): 286038176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 60293, 120586, 241172, 301465, 482344, 602930, 964688, 1205860, 2411720, 2592599, 4823440, 5185198, 10370396, 12962995, 20740792, 25925990, 41481584, 51851980, 103703960, 207407920]

約数ペア:

[(1, 207407920), (2, 103703960), (4, 51851980), (5, 41481584), (8, 25925990), (10, 20740792), (16, 12962995), (20, 10370396), (40, 5185198), (43, 4823440), (80, 2592599), (86, 2411720), (172, 1205860), (215, 964688), (344, 602930), (430, 482344), (688, 301465), (860, 241172), (1720, 120586), (3440, 60293)]