30754790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 64696320

約数和(自身を除く): 33941530

約数列:

[1, 2, 5, 10, 11, 22, 29, 31, 55, 58, 62, 110, 145, 155, 290, 310, 311, 319, 341, 622, 638, 682, 899, 1555, 1595, 1705, 1798, 3110, 3190, 3410, 3421, 4495, 6842, 8990, 9019, 9641, 9889, 17105, 18038, 19282, 19778, 34210, 45095, 48205, 49445, 90190, 96410, 98890, 99209, 106051, 198418, 212102, 279589, 496045, 530255, 559178, 992090, 1060510, 1397945, 2795890, 3075479, 6150958, 15377395, 30754790]

約数ペア:

[(1, 30754790), (2, 15377395), (5, 6150958), (10, 3075479), (11, 2795890), (22, 1397945), (29, 1060510), (31, 992090), (55, 559178), (58, 530255), (62, 496045), (110, 279589), (145, 212102), (155, 198418), (290, 106051), (310, 99209), (311, 98890), (319, 96410), (341, 90190), (622, 49445), (638, 48205), (682, 45095), (899, 34210), (1555, 19778), (1595, 19282), (1705, 18038), (1798, 17105), (3110, 9889), (3190, 9641), (3410, 9019), (3421, 8990), (4495, 6842)]