20048940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3593}}^1$

素因数の和:3639

約数の個数: 72

約数和(自身を含む): 62794368

約数和(自身を除く): 42745428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 3593, 5580, 7186, 10779, 14372, 17965, 21558, 32337, 35930, 43116, 53895, 64674, 71860, 107790, 111383, 129348, 161685, 215580, 222766, 323370, 334149, 445532, 556915, 646740, 668298, 1002447, 1113830, 1336596, 1670745, 2004894, 2227660, 3341490, 4009788, 5012235, 6682980, 10024470, 20048940]

約数ペア:

[(1, 20048940), (2, 10024470), (3, 6682980), (4, 5012235), (5, 4009788), (6, 3341490), (9, 2227660), (10, 2004894), (12, 1670745), (15, 1336596), (18, 1113830), (20, 1002447), (30, 668298), (31, 646740), (36, 556915), (45, 445532), (60, 334149), (62, 323370), (90, 222766), (93, 215580), (124, 161685), (155, 129348), (180, 111383), (186, 107790), (279, 71860), (310, 64674), (372, 53895), (465, 43116), (558, 35930), (620, 32337), (930, 21558), (1116, 17965), (1395, 14372), (1860, 10779), (2790, 7186), (3593, 5580)]