1997807910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1359053}}^1$

素因数の和:1359077

約数の個数: 48

約数和(自身を含む): 5577557616

約数和(自身を除く): 3579749706

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 1359053, 2718106, 4077159, 6795265, 8154318, 9513371, 13590530, 19026742, 20385795, 28540113, 40771590, 47566855, 57080226, 66593597, 95133710, 133187194, 142700565, 199780791, 285401130, 332967985, 399561582, 665935970, 998903955, 1997807910]

約数ペア:

[(1, 1997807910), (2, 998903955), (3, 665935970), (5, 399561582), (6, 332967985), (7, 285401130), (10, 199780791), (14, 142700565), (15, 133187194), (21, 95133710), (30, 66593597), (35, 57080226), (42, 47566855), (49, 40771590), (70, 28540113), (98, 20385795), (105, 19026742), (147, 13590530), (210, 9513371), (245, 8154318), (294, 6795265), (490, 4077159), (735, 2718106), (1470, 1359053)]