2018441320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{21911}}^1$

素因数の和:21983

約数の個数: 96

約数和(自身を含む): 5395610880

約数和(自身を除く): 3377169560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 49, 56, 70, 94, 98, 140, 188, 196, 235, 245, 280, 329, 376, 392, 470, 490, 658, 940, 980, 1316, 1645, 1880, 1960, 2303, 2632, 3290, 4606, 6580, 9212, 11515, 13160, 18424, 21911, 23030, 43822, 46060, 87644, 92120, 109555, 153377, 175288, 219110, 306754, 438220, 613508, 766885, 876440, 1029817, 1073639, 1227016, 1533770, 2059634, 2147278, 3067540, 4119268, 4294556, 5149085, 5368195, 6135080, 7208719, 8238536, 8589112, 10298170, 10736390, 14417438, 20596340, 21472780, 28834876, 36043595, 41192680, 42945560, 50461033, 57669752, 72087190, 100922066, 144174380, 201844132, 252305165, 288348760, 403688264, 504610330, 1009220660, 2018441320]

約数ペア:

[(1, 2018441320), (2, 1009220660), (4, 504610330), (5, 403688264), (7, 288348760), (8, 252305165), (10, 201844132), (14, 144174380), (20, 100922066), (28, 72087190), (35, 57669752), (40, 50461033), (47, 42945560), (49, 41192680), (56, 36043595), (70, 28834876), (94, 21472780), (98, 20596340), (140, 14417438), (188, 10736390), (196, 10298170), (235, 8589112), (245, 8238536), (280, 7208719), (329, 6135080), (376, 5368195), (392, 5149085), (470, 4294556), (490, 4119268), (658, 3067540), (940, 2147278), (980, 2059634), (1316, 1533770), (1645, 1227016), (1880, 1073639), (1960, 1029817), (2303, 876440), (2632, 766885), (3290, 613508), (4606, 438220), (6580, 306754), (9212, 219110), (11515, 175288), (13160, 153377), (18424, 109555), (21911, 92120), (23030, 87644), (43822, 46060)]