140400890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{69163}}^1$

素因数の和:69206

約数の個数: 32

約数和(自身を含む): 298788480

約数和(自身を除く): 158387590

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 69163, 138326, 345815, 484141, 691630, 968282, 2005727, 2420705, 4011454, 4841410, 10028635, 14040089, 20057270, 28080178, 70200445, 140400890]

約数ペア:

[(1, 140400890), (2, 70200445), (5, 28080178), (7, 20057270), (10, 14040089), (14, 10028635), (29, 4841410), (35, 4011454), (58, 2420705), (70, 2005727), (145, 968282), (203, 691630), (290, 484141), (406, 345815), (1015, 138326), (2030, 69163)]