21992414080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{377617}}^1$

素因数の和:377656

約数の個数: 128

約数和(自身を含む): 64708620480

約数和(自身を除く): 42716206400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2912, 3640, 4160, 4480, 5824, 7280, 8320, 11648, 14560, 29120, 58240, 377617, 755234, 1510468, 1888085, 2643319, 3020936, 3776170, 4909021, 5286638, 6041872, 7552340, 9818042, 10573276, 12083744, 13216595, 15104680, 19636084, 21146552, 24167488, 24545105, 26433190, 30209360, 34363147, 39272168, 42293104, 48334976, 49090210, 52866380, 60418720, 68726294, 78544336, 84586208, 98180420, 105732760, 120837440, 137452588, 157088672, 169172416, 171815735, 196360840, 211465520, 241674880, 274905176, 314177344, 338344832, 343631470, 392721680, 422931040, 549810352, 628354688, 687262940, 785443360, 845862080, 1099620704, 1374525880, 1570886720, 1691724160, 2199241408, 2749051760, 3141773440, 4398482816, 5498103520, 10996207040, 21992414080]

約数ペア:

[(1, 21992414080), (2, 10996207040), (4, 5498103520), (5, 4398482816), (7, 3141773440), (8, 2749051760), (10, 2199241408), (13, 1691724160), (14, 1570886720), (16, 1374525880), (20, 1099620704), (26, 845862080), (28, 785443360), (32, 687262940), (35, 628354688), (40, 549810352), (52, 422931040), (56, 392721680), (64, 343631470), (65, 338344832), (70, 314177344), (80, 274905176), (91, 241674880), (104, 211465520), (112, 196360840), (128, 171815735), (130, 169172416), (140, 157088672), (160, 137452588), (182, 120837440), (208, 105732760), (224, 98180420), (260, 84586208), (280, 78544336), (320, 68726294), (364, 60418720), (416, 52866380), (448, 49090210), (455, 48334976), (520, 42293104), (560, 39272168), (640, 34363147), (728, 30209360), (832, 26433190), (896, 24545105), (910, 24167488), (1040, 21146552), (1120, 19636084), (1456, 15104680), (1664, 13216595), (1820, 12083744), (2080, 10573276), (2240, 9818042), (2912, 7552340), (3640, 6041872), (4160, 5286638), (4480, 4909021), (5824, 3776170), (7280, 3020936), (8320, 2643319), (11648, 1888085), (14560, 1510468), (29120, 755234), (58240, 377617)]