961654760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{198689}}^1$

素因数の和:198722

約数の個数: 48

約数和(自身を含む): 2378319300

約数和(自身を除く): 1416664540

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 198689, 397378, 794756, 993445, 1589512, 1986890, 2185579, 3973780, 4371158, 7947560, 8742316, 10927895, 17484632, 21855790, 24041369, 43711580, 48082738, 87423160, 96165476, 120206845, 192330952, 240413690, 480827380, 961654760]

約数ペア:

[(1, 961654760), (2, 480827380), (4, 240413690), (5, 192330952), (8, 120206845), (10, 96165476), (11, 87423160), (20, 48082738), (22, 43711580), (40, 24041369), (44, 21855790), (55, 17484632), (88, 10927895), (110, 8742316), (121, 7947560), (220, 4371158), (242, 3973780), (440, 2185579), (484, 1986890), (605, 1589512), (968, 993445), (1210, 794756), (2420, 397378), (4840, 198689)]