26634160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 71424000

約数和(自身を除く): 44789840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 199, 239, 280, 398, 478, 560, 796, 956, 995, 1195, 1393, 1592, 1673, 1912, 1990, 2390, 2786, 3184, 3346, 3824, 3980, 4780, 5572, 6692, 6965, 7960, 8365, 9560, 11144, 13384, 13930, 15920, 16730, 19120, 22288, 26768, 27860, 33460, 47561, 55720, 66920, 95122, 111440, 133840, 190244, 237805, 332927, 380488, 475610, 665854, 760976, 951220, 1331708, 1664635, 1902440, 2663416, 3329270, 3804880, 5326832, 6658540, 13317080, 26634160]

約数ペア:

[(1, 26634160), (2, 13317080), (4, 6658540), (5, 5326832), (7, 3804880), (8, 3329270), (10, 2663416), (14, 1902440), (16, 1664635), (20, 1331708), (28, 951220), (35, 760976), (40, 665854), (56, 475610), (70, 380488), (80, 332927), (112, 237805), (140, 190244), (199, 133840), (239, 111440), (280, 95122), (398, 66920), (478, 55720), (560, 47561), (796, 33460), (956, 27860), (995, 26768), (1195, 22288), (1393, 19120), (1592, 16730), (1673, 15920), (1912, 13930), (1990, 13384), (2390, 11144), (2786, 9560), (3184, 8365), (3346, 7960), (3824, 6965), (3980, 6692), (4780, 5572)]