9929560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 23950080

約数和(自身を除く): 14020520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 251, 344, 430, 460, 502, 860, 920, 989, 1004, 1255, 1720, 1978, 2008, 2510, 3956, 4945, 5020, 5773, 7912, 9890, 10040, 10793, 11546, 19780, 21586, 23092, 28865, 39560, 43172, 46184, 53965, 57730, 86344, 107930, 115460, 215860, 230920, 248239, 431720, 496478, 992956, 1241195, 1985912, 2482390, 4964780, 9929560]

約数ペア:

[(1, 9929560), (2, 4964780), (4, 2482390), (5, 1985912), (8, 1241195), (10, 992956), (20, 496478), (23, 431720), (40, 248239), (43, 230920), (46, 215860), (86, 115460), (92, 107930), (115, 86344), (172, 57730), (184, 53965), (215, 46184), (230, 43172), (251, 39560), (344, 28865), (430, 23092), (460, 21586), (502, 19780), (860, 11546), (920, 10793), (989, 10040), (1004, 9890), (1255, 7912), (1720, 5773), (1978, 5020), (2008, 4945), (2510, 3956)]