4117984

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 9208080

約数和(自身を除く): 5090096

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 521, 608, 988, 1042, 1976, 2084, 3952, 4168, 6773, 7904, 8336, 9899, 13546, 16672, 19798, 27092, 39596, 54184, 79192, 108368, 128687, 158384, 216736, 257374, 316768, 514748, 1029496, 2058992, 4117984]

約数ペア:

[(1, 4117984), (2, 2058992), (4, 1029496), (8, 514748), (13, 316768), (16, 257374), (19, 216736), (26, 158384), (32, 128687), (38, 108368), (52, 79192), (76, 54184), (104, 39596), (152, 27092), (208, 19798), (247, 16672), (304, 13546), (416, 9899), (494, 8336), (521, 7904), (608, 6773), (988, 4168), (1042, 3952), (1976, 2084)]