18706600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{773}}^1$

素因数の和:811

約数の個数: 72

約数和(自身を含む): 47868030

約数和(自身を除く): 29161430

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 773, 968, 1100, 1210, 1546, 2200, 2420, 3025, 3092, 3865, 4840, 6050, 6184, 7730, 8503, 12100, 15460, 17006, 19325, 24200, 30920, 34012, 38650, 42515, 68024, 77300, 85030, 93533, 154600, 170060, 187066, 212575, 340120, 374132, 425150, 467665, 748264, 850300, 935330, 1700600, 1870660, 2338325, 3741320, 4676650, 9353300, 18706600]

約数ペア:

[(1, 18706600), (2, 9353300), (4, 4676650), (5, 3741320), (8, 2338325), (10, 1870660), (11, 1700600), (20, 935330), (22, 850300), (25, 748264), (40, 467665), (44, 425150), (50, 374132), (55, 340120), (88, 212575), (100, 187066), (110, 170060), (121, 154600), (200, 93533), (220, 85030), (242, 77300), (275, 68024), (440, 42515), (484, 38650), (550, 34012), (605, 30920), (773, 24200), (968, 19325), (1100, 17006), (1210, 15460), (1546, 12100), (2200, 8503), (2420, 7730), (3025, 6184), (3092, 6050), (3865, 4840)]