1864996840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{25717}}^1$

素因数の和:25779

約数の個数: 96

約数和(自身を含む): 5013466920

約数和(自身を除く): 3148470080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 74, 98, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 740, 980, 1036, 1295, 1480, 1813, 1960, 2072, 2590, 3626, 5180, 7252, 9065, 10360, 14504, 18130, 25717, 36260, 51434, 72520, 102868, 128585, 180019, 205736, 257170, 360038, 514340, 720076, 900095, 951529, 1028680, 1260133, 1440152, 1800190, 1903058, 2520266, 3600380, 3806116, 4757645, 5040532, 6300665, 6660703, 7200760, 7612232, 9515290, 10081064, 12601330, 13321406, 19030580, 25202660, 26642812, 33303515, 38061160, 46624921, 50405320, 53285624, 66607030, 93249842, 133214060, 186499684, 233124605, 266428120, 372999368, 466249210, 932498420, 1864996840]

約数ペア:

[(1, 1864996840), (2, 932498420), (4, 466249210), (5, 372999368), (7, 266428120), (8, 233124605), (10, 186499684), (14, 133214060), (20, 93249842), (28, 66607030), (35, 53285624), (37, 50405320), (40, 46624921), (49, 38061160), (56, 33303515), (70, 26642812), (74, 25202660), (98, 19030580), (140, 13321406), (148, 12601330), (185, 10081064), (196, 9515290), (245, 7612232), (259, 7200760), (280, 6660703), (296, 6300665), (370, 5040532), (392, 4757645), (490, 3806116), (518, 3600380), (740, 2520266), (980, 1903058), (1036, 1800190), (1295, 1440152), (1480, 1260133), (1813, 1028680), (1960, 951529), (2072, 900095), (2590, 720076), (3626, 514340), (5180, 360038), (7252, 257170), (9065, 205736), (10360, 180019), (14504, 128585), (18130, 102868), (25717, 72520), (36260, 51434)]