1920759568

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{12329}}^1$

素因数の和:12464

約数の個数: 80

約数和(自身を含む): 4623454080

約数和(自身を除く): 2702694512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 107, 112, 182, 208, 214, 364, 428, 728, 749, 856, 1391, 1456, 1498, 1712, 2782, 2996, 5564, 5992, 9737, 11128, 11984, 12329, 19474, 22256, 24658, 38948, 49316, 77896, 86303, 98632, 155792, 160277, 172606, 197264, 320554, 345212, 641108, 690424, 1121939, 1282216, 1319203, 1380848, 2243878, 2564432, 2638406, 4487756, 5276812, 8975512, 9234421, 10553624, 17149639, 17951024, 18468842, 21107248, 34299278, 36937684, 68598556, 73875368, 120047473, 137197112, 147750736, 240094946, 274394224, 480189892, 960379784, 1920759568]

約数ペア:

[(1, 1920759568), (2, 960379784), (4, 480189892), (7, 274394224), (8, 240094946), (13, 147750736), (14, 137197112), (16, 120047473), (26, 73875368), (28, 68598556), (52, 36937684), (56, 34299278), (91, 21107248), (104, 18468842), (107, 17951024), (112, 17149639), (182, 10553624), (208, 9234421), (214, 8975512), (364, 5276812), (428, 4487756), (728, 2638406), (749, 2564432), (856, 2243878), (1391, 1380848), (1456, 1319203), (1498, 1282216), (1712, 1121939), (2782, 690424), (2996, 641108), (5564, 345212), (5992, 320554), (9737, 197264), (11128, 172606), (11984, 160277), (12329, 155792), (19474, 98632), (22256, 86303), (24658, 77896), (38948, 49316)]