938680140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{680203}}^1$

素因数の和:680238

約数の個数: 48

約数和(自身を含む): 2742582528

約数和(自身を除く): 1803902388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 680203, 1360406, 2040609, 2720812, 3401015, 4081218, 6802030, 8162436, 10203045, 13604060, 15644669, 20406090, 31289338, 40812180, 46934007, 62578676, 78223345, 93868014, 156446690, 187736028, 234670035, 312893380, 469340070, 938680140]

約数ペア:

[(1, 938680140), (2, 469340070), (3, 312893380), (4, 234670035), (5, 187736028), (6, 156446690), (10, 93868014), (12, 78223345), (15, 62578676), (20, 46934007), (23, 40812180), (30, 31289338), (46, 20406090), (60, 15644669), (69, 13604060), (92, 10203045), (115, 8162436), (138, 6802030), (230, 4081218), (276, 3401015), (345, 2720812), (460, 2040609), (690, 1360406), (1380, 680203)]