1520809910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^2\times {\mathrm{1777}}^1$

素因数の和:1929

約数の個数: 48

約数和(自身を含む): 2905707168

約数和(自身を除く): 1384897258

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 1777, 2806, 3554, 3721, 7015, 7442, 8885, 14030, 17770, 18605, 37210, 40871, 81742, 85583, 108397, 171166, 204355, 216794, 408710, 427915, 541985, 855830, 1083970, 2493131, 4986262, 6612217, 12465655, 13224434, 24931310, 33061085, 66122170, 152080991, 304161982, 760404955, 1520809910]

約数ペア:

[(1, 1520809910), (2, 760404955), (5, 304161982), (10, 152080991), (23, 66122170), (46, 33061085), (61, 24931310), (115, 13224434), (122, 12465655), (230, 6612217), (305, 4986262), (610, 2493131), (1403, 1083970), (1777, 855830), (2806, 541985), (3554, 427915), (3721, 408710), (7015, 216794), (7442, 204355), (8885, 171166), (14030, 108397), (17770, 85583), (18605, 81742), (37210, 40871)]