2540653360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{4721}}^1$

素因数の和:4803

約数の個数: 120

約数和(自身を含む): 6977151648

約数和(自身を除く): 4436498288

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, 961, 1085, 1240, 1736, 1922, 2170, 2480, 3472, 3844, 4340, 4721, 4805, 6727, 7688, 8680, 9442, 9610, 13454, 15376, 17360, 18884, 19220, 23605, 26908, 33047, 33635, 37768, 38440, 47210, 53816, 66094, 67270, 75536, 76880, 94420, 107632, 132188, 134540, 146351, 165235, 188840, 264376, 269080, 292702, 330470, 377680, 528752, 538160, 585404, 660940, 731755, 1024457, 1170808, 1321880, 1463510, 2048914, 2341616, 2643760, 2927020, 4097828, 4536881, 5122285, 5854040, 8195656, 9073762, 10244570, 11708080, 16391312, 18147524, 20489140, 22684405, 31758167, 36295048, 40978280, 45368810, 63516334, 72590096, 81956560, 90737620, 127032668, 158790835, 181475240, 254065336, 317581670, 362950480, 508130672, 635163340, 1270326680, 2540653360]

約数ペア:

[(1, 2540653360), (2, 1270326680), (4, 635163340), (5, 508130672), (7, 362950480), (8, 317581670), (10, 254065336), (14, 181475240), (16, 158790835), (20, 127032668), (28, 90737620), (31, 81956560), (35, 72590096), (40, 63516334), (56, 45368810), (62, 40978280), (70, 36295048), (80, 31758167), (112, 22684405), (124, 20489140), (140, 18147524), (155, 16391312), (217, 11708080), (248, 10244570), (280, 9073762), (310, 8195656), (434, 5854040), (496, 5122285), (560, 4536881), (620, 4097828), (868, 2927020), (961, 2643760), (1085, 2341616), (1240, 2048914), (1736, 1463510), (1922, 1321880), (2170, 1170808), (2480, 1024457), (3472, 731755), (3844, 660940), (4340, 585404), (4721, 538160), (4805, 528752), (6727, 377680), (7688, 330470), (8680, 292702), (9442, 269080), (9610, 264376), (13454, 188840), (15376, 165235), (17360, 146351), (18884, 134540), (19220, 132188), (23605, 107632), (26908, 94420), (33047, 76880), (33635, 75536), (37768, 67270), (38440, 66094), (47210, 53816)]