190972220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{24421}}^1$

素因数の和:24470

約数の個数: 48

約数和(自身を含む): 443112768

約数和(自身を除く): 252140548

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 24421, 48842, 97684, 122105, 244210, 415157, 488420, 561683, 830314, 1123366, 1660628, 2075785, 2246732, 2808415, 4151570, 5616830, 8303140, 9548611, 11233660, 19097222, 38194444, 47743055, 95486110, 190972220]

約数ペア:

[(1, 190972220), (2, 95486110), (4, 47743055), (5, 38194444), (10, 19097222), (17, 11233660), (20, 9548611), (23, 8303140), (34, 5616830), (46, 4151570), (68, 2808415), (85, 2246732), (92, 2075785), (115, 1660628), (170, 1123366), (230, 830314), (340, 561683), (391, 488420), (460, 415157), (782, 244210), (1564, 122105), (1955, 97684), (3910, 48842), (7820, 24421)]