2018983505

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{4139}}^1$

素因数の和:4350

約数の個数: 48

約数和(自身を含む): 3092281920

約数和(自身を除く): 1073298415

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 181, 245, 385, 539, 905, 1267, 1991, 2695, 4139, 6335, 8869, 9955, 13937, 20695, 28973, 44345, 45529, 69685, 97559, 144865, 202811, 227645, 318703, 487795, 749159, 1014055, 1593515, 2230921, 3745795, 5244113, 8240749, 11154605, 26220565, 36708791, 41203745, 57685243, 183543955, 288426215, 403796701, 2018983505]

約数ペア:

[(1, 2018983505), (5, 403796701), (7, 288426215), (11, 183543955), (35, 57685243), (49, 41203745), (55, 36708791), (77, 26220565), (181, 11154605), (245, 8240749), (385, 5244113), (539, 3745795), (905, 2230921), (1267, 1593515), (1991, 1014055), (2695, 749159), (4139, 487795), (6335, 318703), (8869, 227645), (9955, 202811), (13937, 144865), (20695, 97559), (28973, 69685), (44345, 45529)]