2006256511240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{64385639}}^1$

素因数の和:64385710

約数の個数: 64

約数和(自身を含む): 4867554384000

約数和(自身を除く): 2861297872760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 6232, 7790, 15580, 31160, 64385639, 128771278, 257542556, 321928195, 515085112, 643856390, 1223327141, 1287712780, 2446654282, 2575425560, 2639811199, 4893308564, 5279622398, 6116635705, 9786617128, 10559244796, 12233271410, 13199055995, 21118489592, 24466542820, 26398111990, 48933085640, 50156412781, 52796223980, 100312825562, 105592447960, 200625651124, 250782063905, 401251302248, 501564127810, 1003128255620, 2006256511240]

約数ペア:

[(1, 2006256511240), (2, 1003128255620), (4, 501564127810), (5, 401251302248), (8, 250782063905), (10, 200625651124), (19, 105592447960), (20, 100312825562), (38, 52796223980), (40, 50156412781), (41, 48933085640), (76, 26398111990), (82, 24466542820), (95, 21118489592), (152, 13199055995), (164, 12233271410), (190, 10559244796), (205, 9786617128), (328, 6116635705), (380, 5279622398), (410, 4893308564), (760, 2639811199), (779, 2575425560), (820, 2446654282), (1558, 1287712780), (1640, 1223327141), (3116, 643856390), (3895, 515085112), (6232, 321928195), (7790, 257542556), (15580, 128771278), (31160, 64385639)]