42219940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10399}}^1$

素因数の和:10444

約数の個数: 48

約数和(自身を含む): 104832000

約数和(自身を除く): 62612060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 10399, 20798, 41596, 51995, 72793, 103990, 145586, 207980, 291172, 301571, 363965, 603142, 727930, 1206284, 1455860, 1507855, 2110997, 3015710, 4221994, 6031420, 8443988, 10554985, 21109970, 42219940]

約数ペア:

[(1, 42219940), (2, 21109970), (4, 10554985), (5, 8443988), (7, 6031420), (10, 4221994), (14, 3015710), (20, 2110997), (28, 1507855), (29, 1455860), (35, 1206284), (58, 727930), (70, 603142), (116, 363965), (140, 301571), (145, 291172), (203, 207980), (290, 145586), (406, 103990), (580, 72793), (812, 51995), (1015, 41596), (2030, 20798), (4060, 10399)]