31389155420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{414433}}^1$

素因数の和:414990

約数の個数: 48

約数和(自身を含む): 75473404608

約数和(自身を除く): 44084249188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 541, 1082, 2164, 2705, 3787, 5410, 7574, 10820, 15148, 18935, 37870, 75740, 414433, 828866, 1657732, 2072165, 2901031, 4144330, 5802062, 8288660, 11604124, 14505155, 29010310, 58020620, 224208253, 448416506, 896833012, 1121041265, 1569457771, 2242082530, 3138915542, 4484165060, 6277831084, 7847288855, 15694577710, 31389155420]

約数ペア:

[(1, 31389155420), (2, 15694577710), (4, 7847288855), (5, 6277831084), (7, 4484165060), (10, 3138915542), (14, 2242082530), (20, 1569457771), (28, 1121041265), (35, 896833012), (70, 448416506), (140, 224208253), (541, 58020620), (1082, 29010310), (2164, 14505155), (2705, 11604124), (3787, 8288660), (5410, 5802062), (7574, 4144330), (10820, 2901031), (15148, 2072165), (18935, 1657732), (37870, 828866), (75740, 414433)]