12669020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6961}}^1$

素因数の和:6990

約数の個数: 48

約数和(自身を含む): 32749248

約数和(自身を除く): 20080228

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 6961, 13922, 27844, 34805, 48727, 69610, 90493, 97454, 139220, 180986, 194908, 243635, 361972, 452465, 487270, 633451, 904930, 974540, 1266902, 1809860, 2533804, 3167255, 6334510, 12669020]

約数ペア:

[(1, 12669020), (2, 6334510), (4, 3167255), (5, 2533804), (7, 1809860), (10, 1266902), (13, 974540), (14, 904930), (20, 633451), (26, 487270), (28, 452465), (35, 361972), (52, 243635), (65, 194908), (70, 180986), (91, 139220), (130, 97454), (140, 90493), (182, 69610), (260, 48727), (364, 34805), (455, 27844), (910, 13922), (1820, 6961)]