28641800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 74459520

約数和(自身を除く): 45817720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 47, 50, 55, 88, 94, 100, 110, 188, 200, 220, 235, 275, 277, 376, 440, 470, 517, 550, 554, 940, 1034, 1100, 1108, 1175, 1385, 1880, 2068, 2200, 2216, 2350, 2585, 2770, 3047, 4136, 4700, 5170, 5540, 6094, 6925, 9400, 10340, 11080, 12188, 12925, 13019, 13850, 15235, 20680, 24376, 25850, 26038, 27700, 30470, 51700, 52076, 55400, 60940, 65095, 76175, 103400, 104152, 121880, 130190, 143209, 152350, 260380, 286418, 304700, 325475, 520760, 572836, 609400, 650950, 716045, 1145672, 1301900, 1432090, 2603800, 2864180, 3580225, 5728360, 7160450, 14320900, 28641800]

約数ペア:

[(1, 28641800), (2, 14320900), (4, 7160450), (5, 5728360), (8, 3580225), (10, 2864180), (11, 2603800), (20, 1432090), (22, 1301900), (25, 1145672), (40, 716045), (44, 650950), (47, 609400), (50, 572836), (55, 520760), (88, 325475), (94, 304700), (100, 286418), (110, 260380), (188, 152350), (200, 143209), (220, 130190), (235, 121880), (275, 104152), (277, 103400), (376, 76175), (440, 65095), (470, 60940), (517, 55400), (550, 52076), (554, 51700), (940, 30470), (1034, 27700), (1100, 26038), (1108, 25850), (1175, 24376), (1385, 20680), (1880, 15235), (2068, 13850), (2200, 13019), (2216, 12925), (2350, 12188), (2585, 11080), (2770, 10340), (3047, 9400), (4136, 6925), (4700, 6094), (5170, 5540)]