40018314860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{231293}}^1$

素因数の和:231554

約数の個数: 48

約数和(自身を含む): 86496554592

約数和(自身を除く): 46478239732

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 211, 410, 422, 820, 844, 1055, 2110, 4220, 8651, 17302, 34604, 43255, 86510, 173020, 231293, 462586, 925172, 1156465, 2312930, 4625860, 9483013, 18966026, 37932052, 47415065, 48802823, 94830130, 97605646, 189660260, 195211292, 244014115, 488028230, 976056460, 2000915743, 4001831486, 8003662972, 10004578715, 20009157430, 40018314860]

約数ペア:

[(1, 40018314860), (2, 20009157430), (4, 10004578715), (5, 8003662972), (10, 4001831486), (20, 2000915743), (41, 976056460), (82, 488028230), (164, 244014115), (205, 195211292), (211, 189660260), (410, 97605646), (422, 94830130), (820, 48802823), (844, 47415065), (1055, 37932052), (2110, 18966026), (4220, 9483013), (8651, 4625860), (17302, 2312930), (34604, 1156465), (43255, 925172), (86510, 462586), (173020, 231293)]