268618420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{44621}}^1$

素因数の和:44680

約数の個数: 48

約数和(自身を含む): 659691648

約数和(自身を除く): 391073228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 44621, 89242, 178484, 223105, 312347, 446210, 624694, 892420, 1249388, 1561735, 1918703, 3123470, 3837406, 6246940, 7674812, 9593515, 13430921, 19187030, 26861842, 38374060, 53723684, 67154605, 134309210, 268618420]

約数ペア:

[(1, 268618420), (2, 134309210), (4, 67154605), (5, 53723684), (7, 38374060), (10, 26861842), (14, 19187030), (20, 13430921), (28, 9593515), (35, 7674812), (43, 6246940), (70, 3837406), (86, 3123470), (140, 1918703), (172, 1561735), (215, 1249388), (301, 892420), (430, 624694), (602, 446210), (860, 312347), (1204, 223105), (1505, 178484), (3010, 89242), (6020, 44621)]