30649960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1699}}^1$

素因数の和:1762

約数の個数: 64

約数和(自身を含む): 77112000

約数和(自身を除く): 46462040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1699, 1804, 2255, 3398, 3608, 4510, 6796, 8495, 9020, 13592, 16990, 18040, 18689, 33980, 37378, 67960, 69659, 74756, 93445, 139318, 149512, 186890, 278636, 348295, 373780, 557272, 696590, 747560, 766249, 1393180, 1532498, 2786360, 3064996, 3831245, 6129992, 7662490, 15324980, 30649960]

約数ペア:

[(1, 30649960), (2, 15324980), (4, 7662490), (5, 6129992), (8, 3831245), (10, 3064996), (11, 2786360), (20, 1532498), (22, 1393180), (40, 766249), (41, 747560), (44, 696590), (55, 557272), (82, 373780), (88, 348295), (110, 278636), (164, 186890), (205, 149512), (220, 139318), (328, 93445), (410, 74756), (440, 69659), (451, 67960), (820, 37378), (902, 33980), (1640, 18689), (1699, 18040), (1804, 16990), (2255, 13592), (3398, 9020), (3608, 8495), (4510, 6796)]