5643220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 13099968

約数和(自身を除く): 7456748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 227, 452, 454, 565, 908, 1130, 1135, 1243, 2260, 2270, 2486, 2497, 4540, 4972, 4994, 6215, 9988, 12430, 12485, 24860, 24970, 25651, 49940, 51302, 102604, 128255, 256510, 282161, 513020, 564322, 1128644, 1410805, 2821610, 5643220]

約数ペア:

[(1, 5643220), (2, 2821610), (4, 1410805), (5, 1128644), (10, 564322), (11, 513020), (20, 282161), (22, 256510), (44, 128255), (55, 102604), (110, 51302), (113, 49940), (220, 25651), (226, 24970), (227, 24860), (452, 12485), (454, 12430), (565, 9988), (908, 6215), (1130, 4994), (1135, 4972), (1243, 4540), (2260, 2497), (2270, 2486)]