1373285320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{20947}}^1$

素因数の和:21118

約数の個数: 64

約数和(自身を含む): 3393576000

約数和(自身を除く): 2020290680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 149, 220, 298, 440, 596, 745, 1192, 1490, 1639, 2980, 3278, 5960, 6556, 8195, 13112, 16390, 20947, 32780, 41894, 65560, 83788, 104735, 167576, 209470, 230417, 418940, 460834, 837880, 921668, 1152085, 1843336, 2304170, 3121103, 4608340, 6242206, 9216680, 12484412, 15605515, 24968824, 31211030, 34332133, 62422060, 68664266, 124844120, 137328532, 171660665, 274657064, 343321330, 686642660, 1373285320]

約数ペア:

[(1, 1373285320), (2, 686642660), (4, 343321330), (5, 274657064), (8, 171660665), (10, 137328532), (11, 124844120), (20, 68664266), (22, 62422060), (40, 34332133), (44, 31211030), (55, 24968824), (88, 15605515), (110, 12484412), (149, 9216680), (220, 6242206), (298, 4608340), (440, 3121103), (596, 2304170), (745, 1843336), (1192, 1152085), (1490, 921668), (1639, 837880), (2980, 460834), (3278, 418940), (5960, 230417), (6556, 209470), (8195, 167576), (13112, 104735), (16390, 83788), (20947, 65560), (32780, 41894)]