988788894620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{19155151}}^1$

素因数の和:19155278

約数の個数: 48

約数和(自身を含む): 2172194236800

約数和(自身を除く): 1183405342180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 290, 356, 445, 580, 890, 1780, 2581, 5162, 10324, 12905, 25810, 51620, 19155151, 38310302, 76620604, 95775755, 191551510, 383103020, 555499379, 1110998758, 1704808439, 2221997516, 2777496895, 3409616878, 5554993790, 6819233756, 8524042195, 11109987580, 17048084390, 34096168780, 49439444731, 98878889462, 197757778924, 247197223655, 494394447310, 988788894620]

約数ペア:

[(1, 988788894620), (2, 494394447310), (4, 247197223655), (5, 197757778924), (10, 98878889462), (20, 49439444731), (29, 34096168780), (58, 17048084390), (89, 11109987580), (116, 8524042195), (145, 6819233756), (178, 5554993790), (290, 3409616878), (356, 2777496895), (445, 2221997516), (580, 1704808439), (890, 1110998758), (1780, 555499379), (2581, 383103020), (5162, 191551510), (10324, 95775755), (12905, 76620604), (25810, 38310302), (51620, 19155151)]