30871970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1879}}^1$

素因数の和:1970

約数の個数: 32

約数和(自身を含む): 58475520

約数和(自身を除く): 27603550

約数列:

[1, 2, 5, 10, 31, 53, 62, 106, 155, 265, 310, 530, 1643, 1879, 3286, 3758, 8215, 9395, 16430, 18790, 58249, 99587, 116498, 199174, 291245, 497935, 582490, 995870, 3087197, 6174394, 15435985, 30871970]

約数ペア:

[(1, 30871970), (2, 15435985), (5, 6174394), (10, 3087197), (31, 995870), (53, 582490), (62, 497935), (106, 291245), (155, 199174), (265, 116498), (310, 99587), (530, 58249), (1643, 18790), (1879, 16430), (3286, 9395), (3758, 8215)]