861494.0000000

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 17498880

約数和(自身を除く): 10883480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 50, 55, 62, 88, 97, 100, 110, 124, 155, 194, 200, 220, 248, 275, 310, 341, 388, 440, 485, 550, 620, 682, 775, 776, 970, 1067, 1100, 1240, 1364, 1550, 1705, 1940, 2134, 2200, 2425, 2728, 3007, 3100, 3410, 3880, 4268, 4850, 5335, 6014, 6200, 6820, 8525, 8536, 9700, 10670, 12028, 13640, 15035, 17050, 19400, 21340, 24056, 26675, 30070, 33077, 34100, 42680, 53350, 60140, 66154, 68200, 75175, 106700, 120280, 132308, 150350, 165385, 213400, 264616, 300700, 330770, 601400, 661540, 826925, 1323080, 1653850, 3307700, 6615400]

約数ペア:

[(1, 6615400), (2, 3307700), (4, 1653850), (5, 1323080), (8, 826925), (10, 661540), (11, 601400), (20, 330770), (22, 300700), (25, 264616), (31, 213400), (40, 165385), (44, 150350), (50, 132308), (55, 120280), (62, 106700), (88, 75175), (97, 68200), (100, 66154), (110, 60140), (124, 53350), (155, 42680), (194, 34100), (200, 33077), (220, 30070), (248, 26675), (275, 24056), (310, 21340), (341, 19400), (388, 17050), (440, 15035), (485, 13640), (550, 12028), (620, 10670), (682, 9700), (775, 8536), (776, 8525), (970, 6820), (1067, 6200), (1100, 6014), (1240, 5335), (1364, 4850), (1550, 4268), (1705, 3880), (1940, 3410), (2134, 3100), (2200, 3007), (2425, 2728)]