19631360

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{313}}^1$

素因数の和:348

約数の個数: 108

約数和(自身を含む): 54875268

約数和(自身を除く): 35243908

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 313, 320, 392, 448, 490, 560, 626, 640, 784, 896, 980, 1120, 1252, 1280, 1565, 1568, 1792, 1960, 2191, 2240, 2504, 3130, 3136, 3920, 4382, 4480, 5008, 6260, 6272, 7840, 8764, 8960, 10016, 10955, 12520, 12544, 15337, 15680, 17528, 20032, 21910, 25040, 30674, 31360, 35056, 40064, 43820, 50080, 61348, 62720, 70112, 76685, 80128, 87640, 100160, 122696, 140224, 153370, 175280, 200320, 245392, 280448, 306740, 350560, 400640, 490784, 560896, 613480, 701120, 981568, 1226960, 1402240, 1963136, 2453920, 2804480, 3926272, 4907840, 9815680, 19631360]

約数ペア:

[(1, 19631360), (2, 9815680), (4, 4907840), (5, 3926272), (7, 2804480), (8, 2453920), (10, 1963136), (14, 1402240), (16, 1226960), (20, 981568), (28, 701120), (32, 613480), (35, 560896), (40, 490784), (49, 400640), (56, 350560), (64, 306740), (70, 280448), (80, 245392), (98, 200320), (112, 175280), (128, 153370), (140, 140224), (160, 122696), (196, 100160), (224, 87640), (245, 80128), (256, 76685), (280, 70112), (313, 62720), (320, 61348), (392, 50080), (448, 43820), (490, 40064), (560, 35056), (626, 31360), (640, 30674), (784, 25040), (896, 21910), (980, 20032), (1120, 17528), (1252, 15680), (1280, 15337), (1565, 12544), (1568, 12520), (1792, 10955), (1960, 10016), (2191, 8960), (2240, 8764), (2504, 7840), (3130, 6272), (3136, 6260), (3920, 5008), (4382, 4480)]