2061900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 108

約数和(自身を含む): 6770400

約数和(自身を除く): 4708500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 79, 87, 90, 100, 116, 145, 150, 158, 174, 180, 225, 237, 261, 290, 300, 316, 348, 395, 435, 450, 474, 522, 580, 711, 725, 790, 870, 900, 948, 1044, 1185, 1305, 1422, 1450, 1580, 1740, 1975, 2175, 2291, 2370, 2610, 2844, 2900, 3555, 3950, 4350, 4582, 4740, 5220, 5925, 6525, 6873, 7110, 7900, 8700, 9164, 11455, 11850, 13050, 13746, 14220, 17775, 20619, 22910, 23700, 26100, 27492, 34365, 35550, 41238, 45820, 57275, 68730, 71100, 82476, 103095, 114550, 137460, 171825, 206190, 229100, 343650, 412380, 515475, 687300, 1030950, 2061900]

約数ペア:

[(1, 2061900), (2, 1030950), (3, 687300), (4, 515475), (5, 412380), (6, 343650), (9, 229100), (10, 206190), (12, 171825), (15, 137460), (18, 114550), (20, 103095), (25, 82476), (29, 71100), (30, 68730), (36, 57275), (45, 45820), (50, 41238), (58, 35550), (60, 34365), (75, 27492), (79, 26100), (87, 23700), (90, 22910), (100, 20619), (116, 17775), (145, 14220), (150, 13746), (158, 13050), (174, 11850), (180, 11455), (225, 9164), (237, 8700), (261, 7900), (290, 7110), (300, 6873), (316, 6525), (348, 5925), (395, 5220), (435, 4740), (450, 4582), (474, 4350), (522, 3950), (580, 3555), (711, 2900), (725, 2844), (790, 2610), (870, 2370), (900, 2291), (948, 2175), (1044, 1975), (1185, 1740), (1305, 1580), (1422, 1450)]