28800580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3989}}^1$

素因数の和:4036

約数の個数: 36

約数和(自身を含む): 63847980

約数和(自身を除く): 35047400

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 3989, 7220, 7978, 15956, 19945, 39890, 75791, 79780, 151582, 303164, 378955, 757910, 1440029, 1515820, 2880058, 5760116, 7200145, 14400290, 28800580]

約数ペア:

[(1, 28800580), (2, 14400290), (4, 7200145), (5, 5760116), (10, 2880058), (19, 1515820), (20, 1440029), (38, 757910), (76, 378955), (95, 303164), (190, 151582), (361, 79780), (380, 75791), (722, 39890), (1444, 19945), (1805, 15956), (3610, 7978), (3989, 7220)]