20306230945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{4021}}^1$

素因数の和:5066

約数の個数: 64

約数和(自身を含む): 32757742080

約数和(自身を除く): 12451511135

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 1009, 4021, 5005, 5045, 7063, 11099, 13117, 20105, 28147, 35315, 44231, 52273, 55495, 65585, 77693, 91819, 140735, 144287, 221155, 261365, 309617, 365911, 388465, 459095, 575003, 721435, 1010009, 1548085, 1829555, 2875015, 4025021, 4057189, 5050045, 20125105, 20285945, 28400323, 44629079, 52743457, 142001615, 223145395, 263717285, 312403553, 369204199, 580178027, 1562017765, 1846020995, 2900890135, 4061246189, 20306230945]

約数ペア:

[(1, 20306230945), (5, 4061246189), (7, 2900890135), (11, 1846020995), (13, 1562017765), (35, 580178027), (55, 369204199), (65, 312403553), (77, 263717285), (91, 223145395), (143, 142001615), (385, 52743457), (455, 44629079), (715, 28400323), (1001, 20285945), (1009, 20125105), (4021, 5050045), (5005, 4057189), (5045, 4025021), (7063, 2875015), (11099, 1829555), (13117, 1548085), (20105, 1010009), (28147, 721435), (35315, 575003), (44231, 459095), (52273, 388465), (55495, 365911), (65585, 309617), (77693, 261365), (91819, 221155), (140735, 144287)]