248393560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2477}}^1$

素因数の和:2620

約数の個数: 64

約数和(自身を含む): 588772800

約数和(自身を除く): 340379240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 109, 115, 184, 218, 230, 436, 460, 545, 872, 920, 1090, 2180, 2477, 2507, 4360, 4954, 5014, 9908, 10028, 12385, 12535, 19816, 20056, 24770, 25070, 49540, 50140, 56971, 99080, 100280, 113942, 227884, 269993, 284855, 455768, 539986, 569710, 1079972, 1139420, 1349965, 2159944, 2278840, 2699930, 5399860, 6209839, 10799720, 12419678, 24839356, 31049195, 49678712, 62098390, 124196780, 248393560]

約数ペア:

[(1, 248393560), (2, 124196780), (4, 62098390), (5, 49678712), (8, 31049195), (10, 24839356), (20, 12419678), (23, 10799720), (40, 6209839), (46, 5399860), (92, 2699930), (109, 2278840), (115, 2159944), (184, 1349965), (218, 1139420), (230, 1079972), (436, 569710), (460, 539986), (545, 455768), (872, 284855), (920, 269993), (1090, 227884), (2180, 113942), (2477, 100280), (2507, 99080), (4360, 56971), (4954, 50140), (5014, 49540), (9908, 25070), (10028, 24770), (12385, 20056), (12535, 19816)]