2018797060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{13121}}^1$

素因数の和:13301

約数の個数: 72

約数和(自身を含む): 4963422744

約数和(自身を除く): 2944625684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 196, 245, 314, 490, 628, 785, 980, 1099, 1570, 2198, 3140, 4396, 5495, 7693, 10990, 13121, 15386, 21980, 26242, 30772, 38465, 52484, 65605, 76930, 91847, 131210, 153860, 183694, 262420, 367388, 459235, 642929, 918470, 1285858, 1836940, 2059997, 2571716, 3214645, 4119994, 6429290, 8239988, 10299985, 12858580, 14419979, 20599970, 28839958, 41199940, 57679916, 72099895, 100939853, 144199790, 201879706, 288399580, 403759412, 504699265, 1009398530, 2018797060]

約数ペア:

[(1, 2018797060), (2, 1009398530), (4, 504699265), (5, 403759412), (7, 288399580), (10, 201879706), (14, 144199790), (20, 100939853), (28, 72099895), (35, 57679916), (49, 41199940), (70, 28839958), (98, 20599970), (140, 14419979), (157, 12858580), (196, 10299985), (245, 8239988), (314, 6429290), (490, 4119994), (628, 3214645), (785, 2571716), (980, 2059997), (1099, 1836940), (1570, 1285858), (2198, 918470), (3140, 642929), (4396, 459235), (5495, 367388), (7693, 262420), (10990, 183694), (13121, 153860), (15386, 131210), (21980, 91847), (26242, 76930), (30772, 65605), (38465, 52484)]