8231860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4523}}^1$

素因数の和:4552

約数の個数: 48

約数和(自身を含む): 21280896

約数和(自身を除く): 13049036

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, 4523, 9046, 18092, 22615, 31661, 45230, 58799, 63322, 90460, 117598, 126644, 158305, 235196, 293995, 316610, 411593, 587990, 633220, 823186, 1175980, 1646372, 2057965, 4115930, 8231860]

約数ペア:

[(1, 8231860), (2, 4115930), (4, 2057965), (5, 1646372), (7, 1175980), (10, 823186), (13, 633220), (14, 587990), (20, 411593), (26, 316610), (28, 293995), (35, 235196), (52, 158305), (65, 126644), (70, 117598), (91, 90460), (130, 63322), (140, 58799), (182, 45230), (260, 31661), (364, 22615), (455, 18092), (910, 9046), (1820, 4523)]