19174260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:733

約数の個数: 96

約数和(自身を含む): 62318592

約数和(自身を除く): 43144332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 643, 710, 852, 994, 1065, 1286, 1420, 1491, 1929, 1988, 2130, 2485, 2572, 2982, 3215, 3858, 4260, 4501, 4970, 5964, 6430, 7455, 7716, 9002, 9645, 9940, 12860, 13503, 14910, 18004, 19290, 22505, 27006, 29820, 38580, 45010, 45653, 54012, 67515, 90020, 91306, 135030, 136959, 182612, 228265, 270060, 273918, 319571, 456530, 547836, 639142, 684795, 913060, 958713, 1278284, 1369590, 1597855, 1917426, 2739180, 3195710, 3834852, 4793565, 6391420, 9587130, 19174260]

約数ペア:

[(1, 19174260), (2, 9587130), (3, 6391420), (4, 4793565), (5, 3834852), (6, 3195710), (7, 2739180), (10, 1917426), (12, 1597855), (14, 1369590), (15, 1278284), (20, 958713), (21, 913060), (28, 684795), (30, 639142), (35, 547836), (42, 456530), (60, 319571), (70, 273918), (71, 270060), (84, 228265), (105, 182612), (140, 136959), (142, 135030), (210, 91306), (213, 90020), (284, 67515), (355, 54012), (420, 45653), (426, 45010), (497, 38580), (643, 29820), (710, 27006), (852, 22505), (994, 19290), (1065, 18004), (1286, 14910), (1420, 13503), (1491, 12860), (1929, 9940), (1988, 9645), (2130, 9002), (2485, 7716), (2572, 7455), (2982, 6430), (3215, 5964), (3858, 4970), (4260, 4501)]