9912560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:622

約数の個数: 80

約数和(自身を含む): 27236352

約数和(自身を除く): 17323792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 571, 620, 868, 1085, 1142, 1240, 1736, 2170, 2284, 2480, 2855, 3472, 3997, 4340, 4568, 5710, 7994, 8680, 9136, 11420, 15988, 17360, 17701, 19985, 22840, 31976, 35402, 39970, 45680, 63952, 70804, 79940, 88505, 123907, 141608, 159880, 177010, 247814, 283216, 319760, 354020, 495628, 619535, 708040, 991256, 1239070, 1416080, 1982512, 2478140, 4956280, 9912560]

約数ペア:

[(1, 9912560), (2, 4956280), (4, 2478140), (5, 1982512), (7, 1416080), (8, 1239070), (10, 991256), (14, 708040), (16, 619535), (20, 495628), (28, 354020), (31, 319760), (35, 283216), (40, 247814), (56, 177010), (62, 159880), (70, 141608), (80, 123907), (112, 88505), (124, 79940), (140, 70804), (155, 63952), (217, 45680), (248, 39970), (280, 35402), (310, 31976), (434, 22840), (496, 19985), (560, 17701), (571, 17360), (620, 15988), (868, 11420), (1085, 9136), (1142, 8680), (1240, 7994), (1736, 5710), (2170, 4568), (2284, 4340), (2480, 3997), (2855, 3472)]