17638460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{349}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 44805600

約数和(自身を除く): 27167140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 349, 361, 380, 532, 665, 698, 722, 1330, 1396, 1444, 1745, 1805, 2443, 2527, 2660, 3490, 3610, 4886, 5054, 6631, 6980, 7220, 9772, 10108, 12215, 12635, 13262, 24430, 25270, 26524, 33155, 46417, 48860, 50540, 66310, 92834, 125989, 132620, 185668, 232085, 251978, 464170, 503956, 629945, 881923, 928340, 1259890, 1763846, 2519780, 3527692, 4409615, 8819230, 17638460]

約数ペア:

[(1, 17638460), (2, 8819230), (4, 4409615), (5, 3527692), (7, 2519780), (10, 1763846), (14, 1259890), (19, 928340), (20, 881923), (28, 629945), (35, 503956), (38, 464170), (70, 251978), (76, 232085), (95, 185668), (133, 132620), (140, 125989), (190, 92834), (266, 66310), (349, 50540), (361, 48860), (380, 46417), (532, 33155), (665, 26524), (698, 25270), (722, 24430), (1330, 13262), (1396, 12635), (1444, 12215), (1745, 10108), (1805, 9772), (2443, 7220), (2527, 6980), (2660, 6631), (3490, 5054), (3610, 4886)]