16964860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1307}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 39553920

約数和(自身を除く): 22589060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 1307, 2596, 2614, 3245, 5228, 6490, 6535, 12980, 13070, 14377, 26140, 28754, 57508, 71885, 77113, 143770, 154226, 287540, 308452, 385565, 771130, 848243, 1542260, 1696486, 3392972, 4241215, 8482430, 16964860]

約数ペア:

[(1, 16964860), (2, 8482430), (4, 4241215), (5, 3392972), (10, 1696486), (11, 1542260), (20, 848243), (22, 771130), (44, 385565), (55, 308452), (59, 287540), (110, 154226), (118, 143770), (220, 77113), (236, 71885), (295, 57508), (590, 28754), (649, 26140), (1180, 14377), (1298, 13070), (1307, 12980), (2596, 6535), (2614, 6490), (3245, 5228)]