20074400

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1091}}^1$

素因数の和:1134

約数の個数: 72

約数和(自身を含む): 51184224

約数和(自身を除く): 31109824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 160, 184, 200, 230, 368, 400, 460, 575, 736, 800, 920, 1091, 1150, 1840, 2182, 2300, 3680, 4364, 4600, 5455, 8728, 9200, 10910, 17456, 18400, 21820, 25093, 27275, 34912, 43640, 50186, 54550, 87280, 100372, 109100, 125465, 174560, 200744, 218200, 250930, 401488, 436400, 501860, 627325, 802976, 872800, 1003720, 1254650, 2007440, 2509300, 4014880, 5018600, 10037200, 20074400]

約数ペア:

[(1, 20074400), (2, 10037200), (4, 5018600), (5, 4014880), (8, 2509300), (10, 2007440), (16, 1254650), (20, 1003720), (23, 872800), (25, 802976), (32, 627325), (40, 501860), (46, 436400), (50, 401488), (80, 250930), (92, 218200), (100, 200744), (115, 174560), (160, 125465), (184, 109100), (200, 100372), (230, 87280), (368, 54550), (400, 50186), (460, 43640), (575, 34912), (736, 27275), (800, 25093), (920, 21820), (1091, 18400), (1150, 17456), (1840, 10910), (2182, 9200), (2300, 8728), (3680, 5455), (4364, 4600)]