20636850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:604

約数の個数: 96

約数和(自身を含む): 58121280

約数和(自身を除く): 37484430

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 25, 26, 30, 38, 39, 50, 57, 65, 75, 78, 95, 114, 130, 150, 190, 195, 247, 285, 325, 390, 475, 494, 557, 570, 650, 741, 950, 975, 1114, 1235, 1425, 1482, 1671, 1950, 2470, 2785, 2850, 3342, 3705, 5570, 6175, 7241, 7410, 8355, 10583, 12350, 13925, 14482, 16710, 18525, 21166, 21723, 27850, 31749, 36205, 37050, 41775, 43446, 52915, 63498, 72410, 83550, 105830, 108615, 137579, 158745, 181025, 217230, 264575, 275158, 317490, 362050, 412737, 529150, 543075, 687895, 793725, 825474, 1086150, 1375790, 1587450, 2063685, 3439475, 4127370, 6878950, 10318425, 20636850]

約数ペア:

[(1, 20636850), (2, 10318425), (3, 6878950), (5, 4127370), (6, 3439475), (10, 2063685), (13, 1587450), (15, 1375790), (19, 1086150), (25, 825474), (26, 793725), (30, 687895), (38, 543075), (39, 529150), (50, 412737), (57, 362050), (65, 317490), (75, 275158), (78, 264575), (95, 217230), (114, 181025), (130, 158745), (150, 137579), (190, 108615), (195, 105830), (247, 83550), (285, 72410), (325, 63498), (390, 52915), (475, 43446), (494, 41775), (557, 37050), (570, 36205), (650, 31749), (741, 27850), (950, 21723), (975, 21166), (1114, 18525), (1235, 16710), (1425, 14482), (1482, 13925), (1671, 12350), (1950, 10583), (2470, 8355), (2785, 7410), (2850, 7241), (3342, 6175), (3705, 5570)]