27723920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1648

約数の個数: 80

約数和(自身を含む): 76090368

約数和(自身を除く): 48366448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1597, 1736, 2170, 2480, 3194, 3472, 4340, 6388, 7985, 8680, 11179, 12776, 15970, 17360, 22358, 25552, 31940, 44716, 49507, 55895, 63880, 89432, 99014, 111790, 127760, 178864, 198028, 223580, 247535, 346549, 396056, 447160, 495070, 693098, 792112, 894320, 990140, 1386196, 1732745, 1980280, 2772392, 3465490, 3960560, 5544784, 6930980, 13861960, 27723920]

約数ペア:

[(1, 27723920), (2, 13861960), (4, 6930980), (5, 5544784), (7, 3960560), (8, 3465490), (10, 2772392), (14, 1980280), (16, 1732745), (20, 1386196), (28, 990140), (31, 894320), (35, 792112), (40, 693098), (56, 495070), (62, 447160), (70, 396056), (80, 346549), (112, 247535), (124, 223580), (140, 198028), (155, 178864), (217, 127760), (248, 111790), (280, 99014), (310, 89432), (434, 63880), (496, 55895), (560, 49507), (620, 44716), (868, 31940), (1085, 25552), (1240, 22358), (1597, 17360), (1736, 15970), (2170, 12776), (2480, 11179), (3194, 8680), (3472, 7985), (4340, 6388)]