61380620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14143}}^1$

素因数の和:14190

約数の個数: 48

約数和(自身を含む): 152076288

約数和(自身を除く): 90695668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 14143, 28286, 56572, 70715, 99001, 141430, 198002, 282860, 396004, 438433, 495005, 876866, 990010, 1753732, 1980020, 2192165, 3069031, 4384330, 6138062, 8768660, 12276124, 15345155, 30690310, 61380620]

約数ペア:

[(1, 61380620), (2, 30690310), (4, 15345155), (5, 12276124), (7, 8768660), (10, 6138062), (14, 4384330), (20, 3069031), (28, 2192165), (31, 1980020), (35, 1753732), (62, 990010), (70, 876866), (124, 495005), (140, 438433), (155, 396004), (217, 282860), (310, 198002), (434, 141430), (620, 99001), (868, 70715), (1085, 56572), (2170, 28286), (4340, 14143)]