2017186730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1\times {\mathrm{389}}^1$

素因数の和:875

約数の個数: 64

約数和(自身を含む): 3966187680

約数和(自身を除く): 1949000950

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 353, 389, 565, 706, 778, 1130, 1469, 1765, 1945, 2938, 3530, 3890, 4589, 5057, 7345, 9178, 10114, 14690, 22945, 25285, 39889, 43957, 45890, 50570, 79778, 87914, 137317, 199445, 219785, 274634, 398890, 439570, 518557, 571441, 686585, 1037114, 1142882, 1373170, 1785121, 2592785, 2857205, 3570242, 5185570, 5714410, 8925605, 15516821, 17851210, 31033642, 77584105, 155168210, 201718673, 403437346, 1008593365, 2017186730]

約数ペア:

[(1, 2017186730), (2, 1008593365), (5, 403437346), (10, 201718673), (13, 155168210), (26, 77584105), (65, 31033642), (113, 17851210), (130, 15516821), (226, 8925605), (353, 5714410), (389, 5185570), (565, 3570242), (706, 2857205), (778, 2592785), (1130, 1785121), (1469, 1373170), (1765, 1142882), (1945, 1037114), (2938, 686585), (3530, 571441), (3890, 518557), (4589, 439570), (5057, 398890), (7345, 274634), (9178, 219785), (10114, 199445), (14690, 137317), (22945, 87914), (25285, 79778), (39889, 50570), (43957, 45890)]