39650240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:626

約数の個数: 112

約数和(自身を含む): 111581184

約数和(自身を除く): 71930944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 571, 620, 868, 992, 1085, 1120, 1142, 1240, 1736, 1984, 2170, 2240, 2284, 2480, 2855, 3472, 3997, 4340, 4568, 4960, 5710, 6944, 7994, 8680, 9136, 9920, 11420, 13888, 15988, 17360, 17701, 18272, 19985, 22840, 31976, 34720, 35402, 36544, 39970, 45680, 63952, 69440, 70804, 79940, 88505, 91360, 123907, 127904, 141608, 159880, 177010, 182720, 247814, 255808, 283216, 319760, 354020, 495628, 566432, 619535, 639520, 708040, 991256, 1132864, 1239070, 1279040, 1416080, 1982512, 2478140, 2832160, 3965024, 4956280, 5664320, 7930048, 9912560, 19825120, 39650240]

約数ペア:

[(1, 39650240), (2, 19825120), (4, 9912560), (5, 7930048), (7, 5664320), (8, 4956280), (10, 3965024), (14, 2832160), (16, 2478140), (20, 1982512), (28, 1416080), (31, 1279040), (32, 1239070), (35, 1132864), (40, 991256), (56, 708040), (62, 639520), (64, 619535), (70, 566432), (80, 495628), (112, 354020), (124, 319760), (140, 283216), (155, 255808), (160, 247814), (217, 182720), (224, 177010), (248, 159880), (280, 141608), (310, 127904), (320, 123907), (434, 91360), (448, 88505), (496, 79940), (560, 70804), (571, 69440), (620, 63952), (868, 45680), (992, 39970), (1085, 36544), (1120, 35402), (1142, 34720), (1240, 31976), (1736, 22840), (1984, 19985), (2170, 18272), (2240, 17701), (2284, 17360), (2480, 15988), (2855, 13888), (3472, 11420), (3997, 9920), (4340, 9136), (4568, 8680), (4960, 7994), (5710, 6944)]