28913540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 62596800

約数和(自身を除く): 33683260

約数列:

[1, 2, 4, 5, 10, 20, 59, 107, 118, 214, 229, 236, 295, 428, 458, 535, 590, 916, 1070, 1145, 1180, 2140, 2290, 4580, 6313, 12626, 13511, 24503, 25252, 27022, 31565, 49006, 54044, 63130, 67555, 98012, 122515, 126260, 135110, 245030, 270220, 490060, 1445677, 2891354, 5782708, 7228385, 14456770, 28913540]

約数ペア:

[(1, 28913540), (2, 14456770), (4, 7228385), (5, 5782708), (10, 2891354), (20, 1445677), (59, 490060), (107, 270220), (118, 245030), (214, 135110), (229, 126260), (236, 122515), (295, 98012), (428, 67555), (458, 63130), (535, 54044), (590, 49006), (916, 31565), (1070, 27022), (1145, 25252), (1180, 24503), (2140, 13511), (2290, 12626), (4580, 6313)]