2017956860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{40343}}^1$

素因数の和:40454

約数の個数: 48

約数和(自身を含む): 4412342592

約数和(自身を除く): 2394385732

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 1220, 2501, 5002, 10004, 12505, 25010, 40343, 50020, 80686, 161372, 201715, 403430, 806860, 1654063, 2460923, 3308126, 4921846, 6616252, 8270315, 9843692, 12304615, 16540630, 24609230, 33081260, 49218460, 100897843, 201795686, 403591372, 504489215, 1008978430, 2017956860]

約数ペア:

[(1, 2017956860), (2, 1008978430), (4, 504489215), (5, 403591372), (10, 201795686), (20, 100897843), (41, 49218460), (61, 33081260), (82, 24609230), (122, 16540630), (164, 12304615), (205, 9843692), (244, 8270315), (305, 6616252), (410, 4921846), (610, 3308126), (820, 2460923), (1220, 1654063), (2501, 806860), (5002, 403430), (10004, 201715), (12505, 161372), (25010, 80686), (40343, 50020)]