691130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:182

約数の個数: 32

約数和(自身を含む): 1392768

約数和(自身を除く): 701638

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 103, 110, 122, 206, 305, 515, 610, 671, 1030, 1133, 1342, 2266, 3355, 5665, 6283, 6710, 11330, 12566, 31415, 62830, 69113, 138226, 345565, 691130]

約数ペア:

[(1, 691130), (2, 345565), (5, 138226), (10, 69113), (11, 62830), (22, 31415), (55, 12566), (61, 11330), (103, 6710), (110, 6283), (122, 5665), (206, 3355), (305, 2266), (515, 1342), (610, 1133), (671, 1030)]