7940556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 108

約数和(自身を含む): 23298912

約数和(自身を除く): 15358356

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 47, 52, 57, 76, 78, 94, 114, 117, 141, 156, 171, 188, 228, 234, 247, 282, 342, 361, 423, 468, 494, 564, 611, 684, 722, 741, 846, 893, 988, 1083, 1222, 1444, 1482, 1692, 1786, 1833, 2166, 2223, 2444, 2679, 2964, 3249, 3572, 3666, 4332, 4446, 4693, 5358, 5499, 6498, 7332, 8037, 8892, 9386, 10716, 10998, 11609, 12996, 14079, 16074, 16967, 18772, 21996, 23218, 28158, 32148, 33934, 34827, 42237, 46436, 50901, 56316, 67868, 69654, 84474, 101802, 104481, 139308, 152703, 168948, 203604, 208962, 220571, 305406, 417924, 441142, 610812, 661713, 882284, 1323426, 1985139, 2646852, 3970278, 7940556]

約数ペア:

[(1, 7940556), (2, 3970278), (3, 2646852), (4, 1985139), (6, 1323426), (9, 882284), (12, 661713), (13, 610812), (18, 441142), (19, 417924), (26, 305406), (36, 220571), (38, 208962), (39, 203604), (47, 168948), (52, 152703), (57, 139308), (76, 104481), (78, 101802), (94, 84474), (114, 69654), (117, 67868), (141, 56316), (156, 50901), (171, 46436), (188, 42237), (228, 34827), (234, 33934), (247, 32148), (282, 28158), (342, 23218), (361, 21996), (423, 18772), (468, 16967), (494, 16074), (564, 14079), (611, 12996), (684, 11609), (722, 10998), (741, 10716), (846, 9386), (893, 8892), (988, 8037), (1083, 7332), (1222, 6498), (1444, 5499), (1482, 5358), (1692, 4693), (1786, 4446), (1833, 4332), (2166, 3666), (2223, 3572), (2444, 3249), (2679, 2964)]