402321880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{1237}}^1$

素因数の和:1468

約数の個数: 64

約数和(自身を含む): 930579840

約数和(自身を除く): 528257960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 173, 188, 235, 346, 376, 470, 692, 865, 940, 1237, 1384, 1730, 1880, 2474, 3460, 4948, 6185, 6920, 8131, 9896, 12370, 16262, 24740, 32524, 40655, 49480, 58139, 65048, 81310, 116278, 162620, 214001, 232556, 290695, 325240, 428002, 465112, 581390, 856004, 1070005, 1162780, 1712008, 2140010, 2325560, 4280020, 8560040, 10058047, 20116094, 40232188, 50290235, 80464376, 100580470, 201160940, 402321880]

約数ペア:

[(1, 402321880), (2, 201160940), (4, 100580470), (5, 80464376), (8, 50290235), (10, 40232188), (20, 20116094), (40, 10058047), (47, 8560040), (94, 4280020), (173, 2325560), (188, 2140010), (235, 1712008), (346, 1162780), (376, 1070005), (470, 856004), (692, 581390), (865, 465112), (940, 428002), (1237, 325240), (1384, 290695), (1730, 232556), (1880, 214001), (2474, 162620), (3460, 116278), (4948, 81310), (6185, 65048), (6920, 58139), (8131, 49480), (9896, 40655), (12370, 32524), (16262, 24740)]