19067100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4889}}^1$

素因数の和:4919

約数の個数: 72

約数和(自身を含む): 59423280

約数和(自身を除く): 40356180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 4889, 9778, 14667, 19556, 24445, 29334, 48890, 58668, 63557, 73335, 97780, 122225, 127114, 146670, 190671, 244450, 254228, 293340, 317785, 366675, 381342, 488900, 635570, 733350, 762684, 953355, 1271140, 1466700, 1588925, 1906710, 3177850, 3813420, 4766775, 6355700, 9533550, 19067100]

約数ペア:

[(1, 19067100), (2, 9533550), (3, 6355700), (4, 4766775), (5, 3813420), (6, 3177850), (10, 1906710), (12, 1588925), (13, 1466700), (15, 1271140), (20, 953355), (25, 762684), (26, 733350), (30, 635570), (39, 488900), (50, 381342), (52, 366675), (60, 317785), (65, 293340), (75, 254228), (78, 244450), (100, 190671), (130, 146670), (150, 127114), (156, 122225), (195, 97780), (260, 73335), (300, 63557), (325, 58668), (390, 48890), (650, 29334), (780, 24445), (975, 19556), (1300, 14667), (1950, 9778), (3900, 4889)]