2018392400

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{82721}}^1$

素因数の和:82800

約数の個数: 60

約数和(自身を含む): 4928742204

約数和(自身を除く): 2910349804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1220, 1525, 2440, 3050, 4880, 6100, 12200, 24400, 82721, 165442, 330884, 413605, 661768, 827210, 1323536, 1654420, 2068025, 3308840, 4136050, 5045981, 6617680, 8272100, 10091962, 16544200, 20183924, 25229905, 33088400, 40367848, 50459810, 80735696, 100919620, 126149525, 201839240, 252299050, 403678480, 504598100, 1009196200, 2018392400]

約数ペア:

[(1, 2018392400), (2, 1009196200), (4, 504598100), (5, 403678480), (8, 252299050), (10, 201839240), (16, 126149525), (20, 100919620), (25, 80735696), (40, 50459810), (50, 40367848), (61, 33088400), (80, 25229905), (100, 20183924), (122, 16544200), (200, 10091962), (244, 8272100), (305, 6617680), (400, 5045981), (488, 4136050), (610, 3308840), (976, 2068025), (1220, 1654420), (1525, 1323536), (2440, 827210), (3050, 661768), (4880, 413605), (6100, 330884), (12200, 165442), (24400, 82721)]