304428020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{5113}}^1$

素因数の和:5364

約数の個数: 48

約数和(自身を含む): 691617360

約数和(自身を除く): 387189340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 229, 260, 458, 916, 1145, 2290, 2977, 4580, 5113, 5954, 10226, 11908, 14885, 20452, 25565, 29770, 51130, 59540, 66469, 102260, 132938, 265876, 332345, 664690, 1170877, 1329380, 2341754, 4683508, 5854385, 11708770, 15221401, 23417540, 30442802, 60885604, 76107005, 152214010, 304428020]

約数ペア:

[(1, 304428020), (2, 152214010), (4, 76107005), (5, 60885604), (10, 30442802), (13, 23417540), (20, 15221401), (26, 11708770), (52, 5854385), (65, 4683508), (130, 2341754), (229, 1329380), (260, 1170877), (458, 664690), (916, 332345), (1145, 265876), (2290, 132938), (2977, 102260), (4580, 66469), (5113, 59540), (5954, 51130), (10226, 29770), (11908, 25565), (14885, 20452)]