15663945860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1123669}}^1$

素因数の和:1123736

約数の個数: 48

約数和(自身を含む): 35678769840

約数和(自身を除く): 20014823980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 6970, 13940, 1123669, 2247338, 4494676, 5618345, 11236690, 19102373, 22473380, 38204746, 46070429, 76409492, 92140858, 95511865, 184281716, 191023730, 230352145, 382047460, 460704290, 783197293, 921408580, 1566394586, 3132789172, 3915986465, 7831972930, 15663945860]

約数ペア:

[(1, 15663945860), (2, 7831972930), (4, 3915986465), (5, 3132789172), (10, 1566394586), (17, 921408580), (20, 783197293), (34, 460704290), (41, 382047460), (68, 230352145), (82, 191023730), (85, 184281716), (164, 95511865), (170, 92140858), (205, 76409492), (340, 46070429), (410, 38204746), (697, 22473380), (820, 19102373), (1394, 11236690), (2788, 5618345), (3485, 4494676), (6970, 2247338), (13940, 1123669)]