1916561940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{7673}}^1$

素因数の和:7889

約数の個数: 96

約数和(自身を含む): 5631365376

約数和(自身を除く): 3714803436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 181, 230, 276, 345, 362, 460, 543, 690, 724, 905, 1086, 1380, 1810, 2172, 2715, 3620, 4163, 5430, 7673, 8326, 10860, 12489, 15346, 16652, 20815, 23019, 24978, 30692, 38365, 41630, 46038, 49956, 62445, 76730, 83260, 92076, 115095, 124890, 153460, 176479, 230190, 249780, 352958, 460380, 529437, 705916, 882395, 1058874, 1388813, 1764790, 2117748, 2647185, 2777626, 3529580, 4166439, 5294370, 5555252, 6944065, 8332878, 10588740, 13888130, 16665756, 20832195, 27776260, 31942699, 41664390, 63885398, 83328780, 95828097, 127770796, 159713495, 191656194, 319426990, 383312388, 479140485, 638853980, 958280970, 1916561940]

約数ペア:

[(1, 1916561940), (2, 958280970), (3, 638853980), (4, 479140485), (5, 383312388), (6, 319426990), (10, 191656194), (12, 159713495), (15, 127770796), (20, 95828097), (23, 83328780), (30, 63885398), (46, 41664390), (60, 31942699), (69, 27776260), (92, 20832195), (115, 16665756), (138, 13888130), (181, 10588740), (230, 8332878), (276, 6944065), (345, 5555252), (362, 5294370), (460, 4166439), (543, 3529580), (690, 2777626), (724, 2647185), (905, 2117748), (1086, 1764790), (1380, 1388813), (1810, 1058874), (2172, 882395), (2715, 705916), (3620, 529437), (4163, 460380), (5430, 352958), (7673, 249780), (8326, 230190), (10860, 176479), (12489, 153460), (15346, 124890), (16652, 115095), (20815, 92076), (23019, 83260), (24978, 76730), (30692, 62445), (38365, 49956), (41630, 46038)]