2017738480

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{17977}}^1$

素因数の和:18074

約数の個数: 80

約数和(自身を含む): 4975735104

約数和(自身を除く): 2957996624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 80, 92, 115, 122, 184, 230, 244, 305, 368, 460, 488, 610, 920, 976, 1220, 1403, 1840, 2440, 2806, 4880, 5612, 7015, 11224, 14030, 17977, 22448, 28060, 35954, 56120, 71908, 89885, 112240, 143816, 179770, 287632, 359540, 413471, 719080, 826942, 1096597, 1438160, 1653884, 2067355, 2193194, 3307768, 4134710, 4386388, 5482985, 6615536, 8269420, 8772776, 10965970, 16538840, 17545552, 21931940, 25221731, 33077680, 43863880, 50443462, 87727760, 100886924, 126108655, 201773848, 252217310, 403547696, 504434620, 1008869240, 2017738480]

約数ペア:

[(1, 2017738480), (2, 1008869240), (4, 504434620), (5, 403547696), (8, 252217310), (10, 201773848), (16, 126108655), (20, 100886924), (23, 87727760), (40, 50443462), (46, 43863880), (61, 33077680), (80, 25221731), (92, 21931940), (115, 17545552), (122, 16538840), (184, 10965970), (230, 8772776), (244, 8269420), (305, 6615536), (368, 5482985), (460, 4386388), (488, 4134710), (610, 3307768), (920, 2193194), (976, 2067355), (1220, 1653884), (1403, 1438160), (1840, 1096597), (2440, 826942), (2806, 719080), (4880, 413471), (5612, 359540), (7015, 287632), (11224, 179770), (14030, 143816), (17977, 112240), (22448, 89885), (28060, 71908), (35954, 56120)]