9879760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 25534080

約数和(自身を除く): 15654320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 109, 110, 176, 206, 218, 220, 412, 436, 440, 515, 545, 824, 872, 880, 1030, 1090, 1133, 1199, 1648, 1744, 2060, 2180, 2266, 2398, 4120, 4360, 4532, 4796, 5665, 5995, 8240, 8720, 9064, 9592, 11227, 11330, 11990, 18128, 19184, 22454, 22660, 23980, 44908, 45320, 47960, 56135, 89816, 90640, 95920, 112270, 123497, 179632, 224540, 246994, 449080, 493988, 617485, 898160, 987976, 1234970, 1975952, 2469940, 4939880, 9879760]

約数ペア:

[(1, 9879760), (2, 4939880), (4, 2469940), (5, 1975952), (8, 1234970), (10, 987976), (11, 898160), (16, 617485), (20, 493988), (22, 449080), (40, 246994), (44, 224540), (55, 179632), (80, 123497), (88, 112270), (103, 95920), (109, 90640), (110, 89816), (176, 56135), (206, 47960), (218, 45320), (220, 44908), (412, 23980), (436, 22660), (440, 22454), (515, 19184), (545, 18128), (824, 11990), (872, 11330), (880, 11227), (1030, 9592), (1090, 9064), (1133, 8720), (1199, 8240), (1648, 5995), (1744, 5665), (2060, 4796), (2180, 4532), (2266, 4360), (2398, 4120)]