16860543380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{19469}}^1$

素因数の和:19593

約数の個数: 96

約数和(自身を含む): 38859004800

約数和(自身を除く): 21998461420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 53, 76, 86, 95, 106, 172, 190, 212, 215, 265, 380, 430, 530, 817, 860, 1007, 1060, 1634, 2014, 2279, 3268, 4028, 4085, 4558, 5035, 8170, 9116, 10070, 11395, 16340, 19469, 20140, 22790, 38938, 43301, 45580, 77876, 86602, 97345, 173204, 194690, 216505, 369911, 389380, 433010, 739822, 837167, 866020, 1031857, 1479644, 1674334, 1849555, 2063714, 3348668, 3699110, 4127428, 4185835, 5159285, 7398220, 8371670, 10318570, 15906173, 16743340, 19605283, 20637140, 31812346, 39210566, 44369851, 63624692, 78421132, 79530865, 88739702, 98026415, 159061730, 177479404, 196052830, 221849255, 318123460, 392105660, 443698510, 843027169, 887397020, 1686054338, 3372108676, 4215135845, 8430271690, 16860543380]

約数ペア:

[(1, 16860543380), (2, 8430271690), (4, 4215135845), (5, 3372108676), (10, 1686054338), (19, 887397020), (20, 843027169), (38, 443698510), (43, 392105660), (53, 318123460), (76, 221849255), (86, 196052830), (95, 177479404), (106, 159061730), (172, 98026415), (190, 88739702), (212, 79530865), (215, 78421132), (265, 63624692), (380, 44369851), (430, 39210566), (530, 31812346), (817, 20637140), (860, 19605283), (1007, 16743340), (1060, 15906173), (1634, 10318570), (2014, 8371670), (2279, 7398220), (3268, 5159285), (4028, 4185835), (4085, 4127428), (4558, 3699110), (5035, 3348668), (8170, 2063714), (9116, 1849555), (10070, 1674334), (11395, 1479644), (16340, 1031857), (19469, 866020), (20140, 837167), (22790, 739822), (38938, 433010), (43301, 389380), (45580, 369911), (77876, 216505), (86602, 194690), (97345, 173204)]