205843720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8737}}^1$

素因数の和:8798

約数の個数: 64

約数和(自身を含む): 503308800

約数和(自身を除く): 297465080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 8737, 11780, 17474, 23560, 34948, 43685, 69896, 87370, 166003, 174740, 270847, 332006, 349480, 541694, 664012, 830015, 1083388, 1328024, 1354235, 1660030, 2166776, 2708470, 3320060, 5146093, 5416940, 6640120, 10292186, 10833880, 20584372, 25730465, 41168744, 51460930, 102921860, 205843720]

約数ペア:

[(1, 205843720), (2, 102921860), (4, 51460930), (5, 41168744), (8, 25730465), (10, 20584372), (19, 10833880), (20, 10292186), (31, 6640120), (38, 5416940), (40, 5146093), (62, 3320060), (76, 2708470), (95, 2166776), (124, 1660030), (152, 1354235), (155, 1328024), (190, 1083388), (248, 830015), (310, 664012), (380, 541694), (589, 349480), (620, 332006), (760, 270847), (1178, 174740), (1240, 166003), (2356, 87370), (2945, 69896), (4712, 43685), (5890, 34948), (8737, 23560), (11780, 17474)]