4256202440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{660901}}^1$

素因数の和:660942

約数の個数: 64

約数和(自身を含む): 11420386560

約数和(自身を除く): 7164184120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 660901, 1321802, 2643604, 3304505, 4626307, 5287208, 6609010, 9252614, 13218020, 15200723, 18505228, 23131535, 26436040, 30401446, 37010456, 46263070, 60802892, 76003615, 92526140, 106405061, 121605784, 152007230, 185052280, 212810122, 304014460, 425620244, 532025305, 608028920, 851240488, 1064050610, 2128101220, 4256202440]

約数ペア:

[(1, 4256202440), (2, 2128101220), (4, 1064050610), (5, 851240488), (7, 608028920), (8, 532025305), (10, 425620244), (14, 304014460), (20, 212810122), (23, 185052280), (28, 152007230), (35, 121605784), (40, 106405061), (46, 92526140), (56, 76003615), (70, 60802892), (92, 46263070), (115, 37010456), (140, 30401446), (161, 26436040), (184, 23131535), (230, 18505228), (280, 15200723), (322, 13218020), (460, 9252614), (644, 6609010), (805, 5287208), (920, 4626307), (1288, 3304505), (1610, 2643604), (3220, 1321802), (6440, 660901)]