888930340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{12391}}^1$

素因数の和:12628

約数の個数: 48

約数和(自身を含む): 1986090624

約数和(自身を除く): 1097160284

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 211, 340, 422, 844, 1055, 2110, 3587, 4220, 7174, 12391, 14348, 17935, 24782, 35870, 49564, 61955, 71740, 123910, 210647, 247820, 421294, 842588, 1053235, 2106470, 2614501, 4212940, 5229002, 10458004, 13072505, 26145010, 44446517, 52290020, 88893034, 177786068, 222232585, 444465170, 888930340]

約数ペア:

[(1, 888930340), (2, 444465170), (4, 222232585), (5, 177786068), (10, 88893034), (17, 52290020), (20, 44446517), (34, 26145010), (68, 13072505), (85, 10458004), (170, 5229002), (211, 4212940), (340, 2614501), (422, 2106470), (844, 1053235), (1055, 842588), (2110, 421294), (3587, 247820), (4220, 210647), (7174, 123910), (12391, 71740), (14348, 61955), (17935, 49564), (24782, 35870)]