921040

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:439

約数の個数: 40

約数和(自身を含む): 2220840

約数和(自身を除く): 1299800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 397, 464, 580, 794, 1160, 1588, 1985, 2320, 3176, 3970, 6352, 7940, 11513, 15880, 23026, 31760, 46052, 57565, 92104, 115130, 184208, 230260, 460520, 921040]

約数ペア:

[(1, 921040), (2, 460520), (4, 230260), (5, 184208), (8, 115130), (10, 92104), (16, 57565), (20, 46052), (29, 31760), (40, 23026), (58, 15880), (80, 11513), (116, 7940), (145, 6352), (232, 3970), (290, 3176), (397, 2320), (464, 1985), (580, 1588), (794, 1160)]