8371990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:94

約数の個数: 64

約数和(自身を含む): 18024768

約数和(自身を除く): 9652778

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 37, 55, 74, 85, 110, 121, 170, 185, 187, 242, 370, 374, 407, 605, 629, 814, 935, 1210, 1258, 1331, 1870, 2035, 2057, 2662, 3145, 4070, 4114, 4477, 6290, 6655, 6919, 8954, 10285, 13310, 13838, 20570, 22385, 22627, 34595, 44770, 45254, 49247, 69190, 76109, 98494, 113135, 152218, 226270, 246235, 380545, 492470, 761090, 837199, 1674398, 4185995, 8371990]

約数ペア:

[(1, 8371990), (2, 4185995), (5, 1674398), (10, 837199), (11, 761090), (17, 492470), (22, 380545), (34, 246235), (37, 226270), (55, 152218), (74, 113135), (85, 98494), (110, 76109), (121, 69190), (170, 49247), (185, 45254), (187, 44770), (242, 34595), (370, 22627), (374, 22385), (407, 20570), (605, 13838), (629, 13310), (814, 10285), (935, 8954), (1210, 6919), (1258, 6655), (1331, 6290), (1870, 4477), (2035, 4114), (2057, 4070), (2662, 3145)]