2788188520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{114083}}^1$

素因数の和:114154

約数の個数: 64

約数和(自身を含む): 6899800320

約数和(自身を除く): 4111611800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 3055, 4888, 6110, 12220, 24440, 114083, 228166, 456332, 570415, 912664, 1140830, 1483079, 2281660, 2966158, 4563320, 5361901, 5932316, 7415395, 10723802, 11864632, 14830790, 21447604, 26809505, 29661580, 42895208, 53619010, 59323160, 69704713, 107238020, 139409426, 214476040, 278818852, 348523565, 557637704, 697047130, 1394094260, 2788188520]

約数ペア:

[(1, 2788188520), (2, 1394094260), (4, 697047130), (5, 557637704), (8, 348523565), (10, 278818852), (13, 214476040), (20, 139409426), (26, 107238020), (40, 69704713), (47, 59323160), (52, 53619010), (65, 42895208), (94, 29661580), (104, 26809505), (130, 21447604), (188, 14830790), (235, 11864632), (260, 10723802), (376, 7415395), (470, 5932316), (520, 5361901), (611, 4563320), (940, 2966158), (1222, 2281660), (1880, 1483079), (2444, 1140830), (3055, 912664), (4888, 570415), (6110, 456332), (12220, 228166), (24440, 114083)]