1567789420

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1\times {\mathrm{2657}}^1$

素因数の和:3010

約数の個数: 48

約数和(自身を含む): 3332111328

約数和(自身を除く): 1764321908

約数列:

[1, 2, 4, 5, 10, 20, 163, 181, 326, 362, 652, 724, 815, 905, 1630, 1810, 2657, 3260, 3620, 5314, 10628, 13285, 26570, 29503, 53140, 59006, 118012, 147515, 295030, 433091, 480917, 590060, 866182, 961834, 1732364, 1923668, 2165455, 2404585, 4330910, 4809170, 8661820, 9618340, 78389471, 156778942, 313557884, 391947355, 783894710, 1567789420]

約数ペア:

[(1, 1567789420), (2, 783894710), (4, 391947355), (5, 313557884), (10, 156778942), (20, 78389471), (163, 9618340), (181, 8661820), (326, 4809170), (362, 4330910), (652, 2404585), (724, 2165455), (815, 1923668), (905, 1732364), (1630, 961834), (1810, 866182), (2657, 590060), (3260, 480917), (3620, 433091), (5314, 295030), (10628, 147515), (13285, 118012), (26570, 59006), (29503, 53140)]