353507860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{1607}}^1$

素因数の和:2280

約数の個数: 48

約数和(自身を含む): 787739904

約数和(自身を除く): 434232044

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 647, 1294, 1607, 2588, 3214, 3235, 6428, 6470, 8035, 10999, 12940, 16070, 21998, 27319, 32140, 43996, 54638, 54995, 109276, 109990, 136595, 219980, 273190, 546380, 1039729, 2079458, 4158916, 5198645, 10397290, 17675393, 20794580, 35350786, 70701572, 88376965, 176753930, 353507860]

約数ペア:

[(1, 353507860), (2, 176753930), (4, 88376965), (5, 70701572), (10, 35350786), (17, 20794580), (20, 17675393), (34, 10397290), (68, 5198645), (85, 4158916), (170, 2079458), (340, 1039729), (647, 546380), (1294, 273190), (1607, 219980), (2588, 136595), (3214, 109990), (3235, 109276), (6428, 54995), (6470, 54638), (8035, 43996), (10999, 32140), (12940, 27319), (16070, 21998)]