21801581090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12049}}^1\times {\mathrm{7867}}^1$

素因数の和:19946

約数の個数: 32

約数和(自身を含む): 40957660800

約数和(自身を除く): 19156079710

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 7867, 12049, 15734, 24098, 39335, 60245, 78670, 120490, 180941, 277127, 361882, 554254, 904705, 1385635, 1809410, 2771270, 94789483, 189578966, 473947415, 947894830, 2180158109, 4360316218, 10900790545, 21801581090]

約数ペア:

[(1, 21801581090), (2, 10900790545), (5, 4360316218), (10, 2180158109), (23, 947894830), (46, 473947415), (115, 189578966), (230, 94789483), (7867, 2771270), (12049, 1809410), (15734, 1385635), (24098, 904705), (39335, 554254), (60245, 361882), (78670, 277127), (120490, 180941)]