20849010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1091}}^1$

素因数の和:1128

約数の個数: 96

約数和(自身を含む): 62741952

約数和(自身を除く): 41892942

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 78, 91, 98, 105, 130, 147, 182, 195, 210, 245, 273, 294, 390, 455, 490, 546, 637, 735, 910, 1091, 1274, 1365, 1470, 1911, 2182, 2730, 3185, 3273, 3822, 5455, 6370, 6546, 7637, 9555, 10910, 14183, 15274, 16365, 19110, 22911, 28366, 32730, 38185, 42549, 45822, 53459, 70915, 76370, 85098, 99281, 106918, 114555, 141830, 160377, 198562, 212745, 229110, 267295, 297843, 320754, 425490, 496405, 534590, 595686, 694967, 801885, 992810, 1389934, 1489215, 1603770, 2084901, 2978430, 3474835, 4169802, 6949670, 10424505, 20849010]

約数ペア:

[(1, 20849010), (2, 10424505), (3, 6949670), (5, 4169802), (6, 3474835), (7, 2978430), (10, 2084901), (13, 1603770), (14, 1489215), (15, 1389934), (21, 992810), (26, 801885), (30, 694967), (35, 595686), (39, 534590), (42, 496405), (49, 425490), (65, 320754), (70, 297843), (78, 267295), (91, 229110), (98, 212745), (105, 198562), (130, 160377), (147, 141830), (182, 114555), (195, 106918), (210, 99281), (245, 85098), (273, 76370), (294, 70915), (390, 53459), (455, 45822), (490, 42549), (546, 38185), (637, 32730), (735, 28366), (910, 22911), (1091, 19110), (1274, 16365), (1365, 15274), (1470, 14183), (1911, 10910), (2182, 9555), (2730, 7637), (3185, 6546), (3273, 6370), (3822, 5455)]