123561040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49823}}^1$

素因数の和:49867

約数の個数: 40

約数和(自身を含む): 296552448

約数和(自身を除く): 172991408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 49823, 99646, 199292, 249115, 398584, 498230, 797168, 996460, 1544513, 1992920, 3089026, 3985840, 6178052, 7722565, 12356104, 15445130, 24712208, 30890260, 61780520, 123561040]

約数ペア:

[(1, 123561040), (2, 61780520), (4, 30890260), (5, 24712208), (8, 15445130), (10, 12356104), (16, 7722565), (20, 6178052), (31, 3985840), (40, 3089026), (62, 1992920), (80, 1544513), (124, 996460), (155, 797168), (248, 498230), (310, 398584), (496, 249115), (620, 199292), (1240, 99646), (2480, 49823)]