2520221788

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 5402073600

約数和(自身を除く): 2881851812

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 139, 173, 197, 266, 278, 346, 394, 532, 556, 692, 788, 973, 1211, 1379, 1946, 2422, 2641, 2758, 3287, 3743, 3892, 4844, 5282, 5516, 6574, 7486, 10564, 13148, 14972, 18487, 23009, 24047, 26201, 27383, 34081, 36974, 46018, 48094, 52402, 54766, 68162, 73948, 92036, 96188, 104804, 109532, 136324, 168329, 191681, 238567, 336658, 383362, 456893, 477134, 520277, 647539, 673316, 766724, 913786, 954268, 1040554, 1295078, 1827572, 2081108, 2590156, 3198251, 3641939, 4532773, 4737259, 6396502, 7283878, 9065546, 9474518, 12793004, 14567756, 18131092, 18949036, 33160813, 66321626, 90007921, 132643252, 180015842, 360031684, 630055447, 1260110894, 2520221788]

約数ペア:

[(1, 2520221788), (2, 1260110894), (4, 630055447), (7, 360031684), (14, 180015842), (19, 132643252), (28, 90007921), (38, 66321626), (76, 33160813), (133, 18949036), (139, 18131092), (173, 14567756), (197, 12793004), (266, 9474518), (278, 9065546), (346, 7283878), (394, 6396502), (532, 4737259), (556, 4532773), (692, 3641939), (788, 3198251), (973, 2590156), (1211, 2081108), (1379, 1827572), (1946, 1295078), (2422, 1040554), (2641, 954268), (2758, 913786), (3287, 766724), (3743, 673316), (3892, 647539), (4844, 520277), (5282, 477134), (5516, 456893), (6574, 383362), (7486, 336658), (10564, 238567), (13148, 191681), (14972, 168329), (18487, 136324), (23009, 109532), (24047, 104804), (26201, 96188), (27383, 92036), (34081, 73948), (36974, 68162), (46018, 54766), (48094, 52402)]