355804540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{195497}}^1$

素因数の和:195526

約数の個数: 48

約数和(自身を含む): 919622592

約数和(自身を除く): 563818052

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, 195497, 390994, 781988, 977485, 1368479, 1954970, 2541461, 2736958, 3909940, 5082922, 5473916, 6842395, 10165844, 12707305, 13684790, 17790227, 25414610, 27369580, 35580454, 50829220, 71160908, 88951135, 177902270, 355804540]

約数ペア:

[(1, 355804540), (2, 177902270), (4, 88951135), (5, 71160908), (7, 50829220), (10, 35580454), (13, 27369580), (14, 25414610), (20, 17790227), (26, 13684790), (28, 12707305), (35, 10165844), (52, 6842395), (65, 5473916), (70, 5082922), (91, 3909940), (130, 2736958), (140, 2541461), (182, 1954970), (260, 1368479), (364, 977485), (455, 781988), (910, 390994), (1820, 195497)]