30438512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2399}}^1$

素因数の和:2481

約数の個数: 40

約数和(自身を含む): 64579200

約数和(自身を除く): 34140688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 2399, 3172, 4798, 6344, 9596, 12688, 19192, 31187, 38384, 62374, 124748, 146339, 249496, 292678, 498992, 585356, 1170712, 1902407, 2341424, 3804814, 7609628, 15219256, 30438512]

約数ペア:

[(1, 30438512), (2, 15219256), (4, 7609628), (8, 3804814), (13, 2341424), (16, 1902407), (26, 1170712), (52, 585356), (61, 498992), (104, 292678), (122, 249496), (208, 146339), (244, 124748), (488, 62374), (793, 38384), (976, 31187), (1586, 19192), (2399, 12688), (3172, 9596), (4798, 6344)]