30380680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6277}}^1$

素因数の和:6310

約数の個数: 48

約数和(自身を含む): 75147660

約数和(自身を除く): 44766980

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, 6277, 12554, 25108, 31385, 50216, 62770, 69047, 125540, 138094, 251080, 276188, 345235, 552376, 690470, 759517, 1380940, 1519034, 2761880, 3038068, 3797585, 6076136, 7595170, 15190340, 30380680]

約数ペア:

[(1, 30380680), (2, 15190340), (4, 7595170), (5, 6076136), (8, 3797585), (10, 3038068), (11, 2761880), (20, 1519034), (22, 1380940), (40, 759517), (44, 690470), (55, 552376), (88, 345235), (110, 276188), (121, 251080), (220, 138094), (242, 125540), (440, 69047), (484, 62770), (605, 50216), (968, 31385), (1210, 25108), (2420, 12554), (4840, 6277)]