19714240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1$

素因数の和:714

約数の個数: 112

約数和(自身を含む): 57863232

約数和(自身を除く): 38148992

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 677, 728, 832, 910, 1040, 1120, 1354, 1456, 1820, 2080, 2240, 2708, 2912, 3385, 3640, 4160, 4739, 5416, 5824, 6770, 7280, 8801, 9478, 10832, 13540, 14560, 17602, 18956, 21664, 23695, 27080, 29120, 35204, 37912, 43328, 44005, 47390, 54160, 61607, 70408, 75824, 88010, 94780, 108320, 123214, 140816, 151648, 176020, 189560, 216640, 246428, 281632, 303296, 308035, 352040, 379120, 492856, 563264, 616070, 704080, 758240, 985712, 1232140, 1408160, 1516480, 1971424, 2464280, 2816320, 3942848, 4928560, 9857120, 19714240]

約数ペア:

[(1, 19714240), (2, 9857120), (4, 4928560), (5, 3942848), (7, 2816320), (8, 2464280), (10, 1971424), (13, 1516480), (14, 1408160), (16, 1232140), (20, 985712), (26, 758240), (28, 704080), (32, 616070), (35, 563264), (40, 492856), (52, 379120), (56, 352040), (64, 308035), (65, 303296), (70, 281632), (80, 246428), (91, 216640), (104, 189560), (112, 176020), (130, 151648), (140, 140816), (160, 123214), (182, 108320), (208, 94780), (224, 88010), (260, 75824), (280, 70408), (320, 61607), (364, 54160), (416, 47390), (448, 44005), (455, 43328), (520, 37912), (560, 35204), (677, 29120), (728, 27080), (832, 23695), (910, 21664), (1040, 18956), (1120, 17602), (1354, 14560), (1456, 13540), (1820, 10832), (2080, 9478), (2240, 8801), (2708, 7280), (2912, 6770), (3385, 5824), (3640, 5416), (4160, 4739)]