26988170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 57456000

約数和(自身を除く): 30467830

約数列:

[1, 2, 5, 10, 11, 19, 22, 37, 38, 55, 74, 95, 110, 185, 190, 209, 349, 370, 407, 418, 698, 703, 814, 1045, 1406, 1745, 2035, 2090, 3490, 3515, 3839, 4070, 6631, 7030, 7678, 7733, 12913, 13262, 15466, 19195, 25826, 33155, 38390, 38665, 64565, 66310, 72941, 77330, 129130, 142043, 145882, 245347, 284086, 364705, 490694, 710215, 729410, 1226735, 1420430, 2453470, 2698817, 5397634, 13494085, 26988170]

約数ペア:

[(1, 26988170), (2, 13494085), (5, 5397634), (10, 2698817), (11, 2453470), (19, 1420430), (22, 1226735), (37, 729410), (38, 710215), (55, 490694), (74, 364705), (95, 284086), (110, 245347), (185, 145882), (190, 142043), (209, 129130), (349, 77330), (370, 72941), (407, 66310), (418, 64565), (698, 38665), (703, 38390), (814, 33155), (1045, 25826), (1406, 19195), (1745, 15466), (2035, 13262), (2090, 12913), (3490, 7733), (3515, 7678), (3839, 7030), (4070, 6631)]