27769240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 66484800

約数和(自身を除く): 38715560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 647, 740, 1073, 1160, 1294, 1480, 2146, 2588, 3235, 4292, 5176, 5365, 6470, 8584, 10730, 12940, 18763, 21460, 23939, 25880, 37526, 42920, 47878, 75052, 93815, 95756, 119695, 150104, 187630, 191512, 239390, 375260, 478780, 694231, 750520, 957560, 1388462, 2776924, 3471155, 5553848, 6942310, 13884620, 27769240]

約数ペア:

[(1, 27769240), (2, 13884620), (4, 6942310), (5, 5553848), (8, 3471155), (10, 2776924), (20, 1388462), (29, 957560), (37, 750520), (40, 694231), (58, 478780), (74, 375260), (116, 239390), (145, 191512), (148, 187630), (185, 150104), (232, 119695), (290, 95756), (296, 93815), (370, 75052), (580, 47878), (647, 42920), (740, 37526), (1073, 25880), (1160, 23939), (1294, 21460), (1480, 18763), (2146, 12940), (2588, 10730), (3235, 8584), (4292, 6470), (5176, 5365)]