2813870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 5425920

約数和(自身を除く): 2612050

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 313, 626, 899, 1565, 1798, 3130, 4495, 8990, 9077, 9703, 18154, 19406, 45385, 48515, 90770, 97030, 281387, 562774, 1406935, 2813870]

約数ペア:

[(1, 2813870), (2, 1406935), (5, 562774), (10, 281387), (29, 97030), (31, 90770), (58, 48515), (62, 45385), (145, 19406), (155, 18154), (290, 9703), (310, 9077), (313, 8990), (626, 4495), (899, 3130), (1565, 1798)]