838084980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{21589}}^1$

素因数の和:22248

約数の個数: 48

約数和(自身を含む): 2350373760

約数和(自身を除く): 1512288780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 647, 1294, 1941, 2588, 3235, 3882, 6470, 7764, 9705, 12940, 19410, 21589, 38820, 43178, 64767, 86356, 107945, 129534, 215890, 259068, 323835, 431780, 647670, 1295340, 13968083, 27936166, 41904249, 55872332, 69840415, 83808498, 139680830, 167616996, 209521245, 279361660, 419042490, 838084980]

約数ペア:

[(1, 838084980), (2, 419042490), (3, 279361660), (4, 209521245), (5, 167616996), (6, 139680830), (10, 83808498), (12, 69840415), (15, 55872332), (20, 41904249), (30, 27936166), (60, 13968083), (647, 1295340), (1294, 647670), (1941, 431780), (2588, 323835), (3235, 259068), (3882, 215890), (6470, 129534), (7764, 107945), (9705, 86356), (12940, 64767), (19410, 43178), (21589, 38820)]