1485380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 3492720

約数和(自身を除く): 2007340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 197, 260, 290, 377, 394, 580, 754, 788, 985, 1508, 1885, 1970, 2561, 3770, 3940, 5122, 5713, 7540, 10244, 11426, 12805, 22852, 25610, 28565, 51220, 57130, 74269, 114260, 148538, 297076, 371345, 742690, 1485380]

約数ペア:

[(1, 1485380), (2, 742690), (4, 371345), (5, 297076), (10, 148538), (13, 114260), (20, 74269), (26, 57130), (29, 51220), (52, 28565), (58, 25610), (65, 22852), (116, 12805), (130, 11426), (145, 10244), (197, 7540), (260, 5713), (290, 5122), (377, 3940), (394, 3770), (580, 2561), (754, 1970), (788, 1885), (985, 1508)]