20708670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{773}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 53498880

約数和(自身を除く): 32790210

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 47, 57, 94, 95, 114, 141, 190, 235, 282, 285, 470, 570, 705, 773, 893, 1410, 1546, 1786, 2319, 2679, 3865, 4465, 4638, 5358, 7730, 8930, 11595, 13395, 14687, 23190, 26790, 29374, 36331, 44061, 72662, 73435, 88122, 108993, 146870, 181655, 217986, 220305, 363310, 440610, 544965, 690289, 1089930, 1380578, 2070867, 3451445, 4141734, 6902890, 10354335, 20708670]

約数ペア:

[(1, 20708670), (2, 10354335), (3, 6902890), (5, 4141734), (6, 3451445), (10, 2070867), (15, 1380578), (19, 1089930), (30, 690289), (38, 544965), (47, 440610), (57, 363310), (94, 220305), (95, 217986), (114, 181655), (141, 146870), (190, 108993), (235, 88122), (282, 73435), (285, 72662), (470, 44061), (570, 36331), (705, 29374), (773, 26790), (893, 23190), (1410, 14687), (1546, 13395), (1786, 11595), (2319, 8930), (2679, 7730), (3865, 5358), (4465, 4638)]