669703780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{4549}}^1$

素因数の和:5008

約数の個数: 48

約数和(自身を含む): 1492873200

約数和(自身を除く): 823169420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 433, 866, 1732, 2165, 4330, 4549, 7361, 8660, 9098, 14722, 18196, 22745, 29444, 36805, 45490, 73610, 77333, 90980, 147220, 154666, 309332, 386665, 773330, 1546660, 1969717, 3939434, 7878868, 9848585, 19697170, 33485189, 39394340, 66970378, 133940756, 167425945, 334851890, 669703780]

約数ペア:

[(1, 669703780), (2, 334851890), (4, 167425945), (5, 133940756), (10, 66970378), (17, 39394340), (20, 33485189), (34, 19697170), (68, 9848585), (85, 7878868), (170, 3939434), (340, 1969717), (433, 1546660), (866, 773330), (1732, 386665), (2165, 309332), (4330, 154666), (4549, 147220), (7361, 90980), (8660, 77333), (9098, 73610), (14722, 45490), (18196, 36805), (22745, 29444)]