1291770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 3474432

約数和(自身を除く): 2182662

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 463, 465, 558, 926, 930, 1389, 1395, 2315, 2778, 2790, 4167, 4630, 6945, 8334, 13890, 14353, 20835, 28706, 41670, 43059, 71765, 86118, 129177, 143530, 215295, 258354, 430590, 645885, 1291770]

約数ペア:

[(1, 1291770), (2, 645885), (3, 430590), (5, 258354), (6, 215295), (9, 143530), (10, 129177), (15, 86118), (18, 71765), (30, 43059), (31, 41670), (45, 28706), (62, 20835), (90, 14353), (93, 13890), (155, 8334), (186, 6945), (279, 4630), (310, 4167), (463, 2790), (465, 2778), (558, 2315), (926, 1395), (930, 1389)]