2011590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:154

約数の個数: 96

約数和(自身を含む): 6230016

約数和(自身を除く): 4218426

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 103, 105, 126, 155, 186, 206, 210, 217, 279, 309, 310, 315, 434, 465, 515, 558, 618, 630, 651, 721, 927, 930, 1030, 1085, 1302, 1395, 1442, 1545, 1854, 1953, 2163, 2170, 2790, 3090, 3193, 3255, 3605, 3906, 4326, 4635, 6386, 6489, 6510, 7210, 9270, 9579, 9765, 10815, 12978, 15965, 19158, 19530, 21630, 22351, 28737, 31930, 32445, 44702, 47895, 57474, 64890, 67053, 95790, 111755, 134106, 143685, 201159, 223510, 287370, 335265, 402318, 670530, 1005795, 2011590]

約数ペア:

[(1, 2011590), (2, 1005795), (3, 670530), (5, 402318), (6, 335265), (7, 287370), (9, 223510), (10, 201159), (14, 143685), (15, 134106), (18, 111755), (21, 95790), (30, 67053), (31, 64890), (35, 57474), (42, 47895), (45, 44702), (62, 32445), (63, 31930), (70, 28737), (90, 22351), (93, 21630), (103, 19530), (105, 19158), (126, 15965), (155, 12978), (186, 10815), (206, 9765), (210, 9579), (217, 9270), (279, 7210), (309, 6510), (310, 6489), (315, 6386), (434, 4635), (465, 4326), (515, 3906), (558, 3605), (618, 3255), (630, 3193), (651, 3090), (721, 2790), (927, 2170), (930, 2163), (1030, 1953), (1085, 1854), (1302, 1545), (1395, 1442)]