181808540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{18439}}^1$

素因数の和:18494

約数の個数: 48

約数和(自身を含む): 418219200

約数和(自身を除く): 236410660

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 9860, 18439, 36878, 73756, 92195, 184390, 313463, 368780, 534731, 626926, 1069462, 1253852, 1567315, 2138924, 2673655, 3134630, 5347310, 6269260, 9090427, 10694620, 18180854, 36361708, 45452135, 90904270, 181808540]

約数ペア:

[(1, 181808540), (2, 90904270), (4, 45452135), (5, 36361708), (10, 18180854), (17, 10694620), (20, 9090427), (29, 6269260), (34, 5347310), (58, 3134630), (68, 2673655), (85, 2138924), (116, 1567315), (145, 1253852), (170, 1069462), (290, 626926), (340, 534731), (493, 368780), (580, 313463), (986, 184390), (1972, 92195), (2465, 73756), (4930, 36878), (9860, 18439)]