19924450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 47496960

約数和(自身を除く): 27572510

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 29, 35, 50, 58, 65, 70, 91, 130, 145, 151, 175, 182, 203, 290, 302, 325, 350, 377, 406, 455, 650, 725, 754, 755, 910, 1015, 1057, 1450, 1510, 1885, 1963, 2030, 2114, 2275, 2639, 3770, 3775, 3926, 4379, 4550, 5075, 5278, 5285, 7550, 8758, 9425, 9815, 10150, 10570, 13195, 13741, 18850, 19630, 21895, 26390, 26425, 27482, 30653, 43790, 49075, 52850, 56927, 61306, 65975, 68705, 98150, 109475, 113854, 131950, 137410, 153265, 218950, 284635, 306530, 343525, 398489, 569270, 687050, 766325, 796978, 1423175, 1532650, 1992445, 2846350, 3984890, 9962225, 19924450]

約数ペア:

[(1, 19924450), (2, 9962225), (5, 3984890), (7, 2846350), (10, 1992445), (13, 1532650), (14, 1423175), (25, 796978), (26, 766325), (29, 687050), (35, 569270), (50, 398489), (58, 343525), (65, 306530), (70, 284635), (91, 218950), (130, 153265), (145, 137410), (151, 131950), (175, 113854), (182, 109475), (203, 98150), (290, 68705), (302, 65975), (325, 61306), (350, 56927), (377, 52850), (406, 49075), (455, 43790), (650, 30653), (725, 27482), (754, 26425), (755, 26390), (910, 21895), (1015, 19630), (1057, 18850), (1450, 13741), (1510, 13195), (1885, 10570), (1963, 10150), (2030, 9815), (2114, 9425), (2275, 8758), (2639, 7550), (3770, 5285), (3775, 5278), (3926, 5075), (4379, 4550)]