7055720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 18385920

約数和(自身を除く): 11330200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 223, 226, 280, 446, 452, 565, 791, 892, 904, 1115, 1130, 1561, 1582, 1784, 2230, 2260, 3122, 3164, 3955, 4460, 4520, 6244, 6328, 7805, 7910, 8920, 12488, 15610, 15820, 25199, 31220, 31640, 50398, 62440, 100796, 125995, 176393, 201592, 251990, 352786, 503980, 705572, 881965, 1007960, 1411144, 1763930, 3527860, 7055720]

約数ペア:

[(1, 7055720), (2, 3527860), (4, 1763930), (5, 1411144), (7, 1007960), (8, 881965), (10, 705572), (14, 503980), (20, 352786), (28, 251990), (35, 201592), (40, 176393), (56, 125995), (70, 100796), (113, 62440), (140, 50398), (223, 31640), (226, 31220), (280, 25199), (446, 15820), (452, 15610), (565, 12488), (791, 8920), (892, 7910), (904, 7805), (1115, 6328), (1130, 6244), (1561, 4520), (1582, 4460), (1784, 3955), (2230, 3164), (2260, 3122)]