1987050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1019}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 5312160

約数和(自身を除く): 3325110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1019, 1950, 2038, 3057, 5095, 6114, 10190, 13247, 15285, 25475, 26494, 30570, 39741, 50950, 66235, 76425, 79482, 132470, 152850, 198705, 331175, 397410, 662350, 993525, 1987050]

約数ペア:

[(1, 1987050), (2, 993525), (3, 662350), (5, 397410), (6, 331175), (10, 198705), (13, 152850), (15, 132470), (25, 79482), (26, 76425), (30, 66235), (39, 50950), (50, 39741), (65, 30570), (75, 26494), (78, 25475), (130, 15285), (150, 13247), (195, 10190), (325, 6114), (390, 5095), (650, 3057), (975, 2038), (1019, 1950)]