47816120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{997}}^1$

素因数の和:1128

約数の個数: 64

約数和(自身を含む): 118562400

約数和(自身を除く): 70746280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 997, 1090, 1199, 1994, 2180, 2398, 3988, 4360, 4796, 4985, 5995, 7976, 9592, 9970, 10967, 11990, 19940, 21934, 23980, 39880, 43868, 47960, 54835, 87736, 108673, 109670, 217346, 219340, 434692, 438680, 543365, 869384, 1086730, 1195403, 2173460, 2390806, 4346920, 4781612, 5977015, 9563224, 11954030, 23908060, 47816120]

約数ペア:

[(1, 47816120), (2, 23908060), (4, 11954030), (5, 9563224), (8, 5977015), (10, 4781612), (11, 4346920), (20, 2390806), (22, 2173460), (40, 1195403), (44, 1086730), (55, 869384), (88, 543365), (109, 438680), (110, 434692), (218, 219340), (220, 217346), (436, 109670), (440, 108673), (545, 87736), (872, 54835), (997, 47960), (1090, 43868), (1199, 39880), (1994, 23980), (2180, 21934), (2398, 19940), (3988, 11990), (4360, 10967), (4796, 9970), (4985, 9592), (5995, 7976)]