2822860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 6370560

約数和(自身を除く): 3547700

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 157, 290, 310, 314, 580, 620, 628, 785, 899, 1570, 1798, 3140, 3596, 4495, 4553, 4867, 8990, 9106, 9734, 17980, 18212, 19468, 22765, 24335, 45530, 48670, 91060, 97340, 141143, 282286, 564572, 705715, 1411430, 2822860]

約数ペア:

[(1, 2822860), (2, 1411430), (4, 705715), (5, 564572), (10, 282286), (20, 141143), (29, 97340), (31, 91060), (58, 48670), (62, 45530), (116, 24335), (124, 22765), (145, 19468), (155, 18212), (157, 17980), (290, 9734), (310, 9106), (314, 8990), (580, 4867), (620, 4553), (628, 4495), (785, 3596), (899, 3140), (1570, 1798)]