20352930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2269}}^1$

素因数の和:2315

約数の個数: 64

約数和(自身を含む): 54915840

約数和(自身を除く): 34562910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2269, 2990, 4485, 4538, 6807, 8970, 11345, 13614, 22690, 29497, 34035, 52187, 58994, 68070, 88491, 104374, 147485, 156561, 176982, 260935, 294970, 313122, 442455, 521870, 678431, 782805, 884910, 1356862, 1565610, 2035293, 3392155, 4070586, 6784310, 10176465, 20352930]

約数ペア:

[(1, 20352930), (2, 10176465), (3, 6784310), (5, 4070586), (6, 3392155), (10, 2035293), (13, 1565610), (15, 1356862), (23, 884910), (26, 782805), (30, 678431), (39, 521870), (46, 442455), (65, 313122), (69, 294970), (78, 260935), (115, 176982), (130, 156561), (138, 147485), (195, 104374), (230, 88491), (299, 68070), (345, 58994), (390, 52187), (598, 34035), (690, 29497), (897, 22690), (1495, 13614), (1794, 11345), (2269, 8970), (2990, 6807), (4485, 4538)]