2000990916

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{2161}}^1$

素因数の和:2294

約数の個数: 108

約数和(自身を含む): 5435981460

約数和(自身を除く): 3434990544

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 89, 102, 153, 178, 204, 267, 289, 306, 356, 534, 578, 612, 801, 867, 1068, 1156, 1513, 1602, 1734, 2161, 2601, 3026, 3204, 3468, 4322, 4539, 5202, 6052, 6483, 8644, 9078, 10404, 12966, 13617, 18156, 19449, 25721, 25932, 27234, 36737, 38898, 51442, 54468, 73474, 77163, 77796, 102884, 110211, 146948, 154326, 192329, 220422, 231489, 308652, 330633, 384658, 440844, 462978, 576987, 624529, 661266, 769316, 925956, 1153974, 1249058, 1322532, 1730961, 1873587, 2307948, 2498116, 3269593, 3461922, 3747174, 5620761, 6539186, 6923844, 7494348, 9808779, 11241522, 13078372, 19617558, 22483044, 29426337, 39235116, 55583081, 58852674, 111166162, 117705348, 166749243, 222332324, 333498486, 500247729, 666996972, 1000495458, 2000990916]

約数ペア:

[(1, 2000990916), (2, 1000495458), (3, 666996972), (4, 500247729), (6, 333498486), (9, 222332324), (12, 166749243), (17, 117705348), (18, 111166162), (34, 58852674), (36, 55583081), (51, 39235116), (68, 29426337), (89, 22483044), (102, 19617558), (153, 13078372), (178, 11241522), (204, 9808779), (267, 7494348), (289, 6923844), (306, 6539186), (356, 5620761), (534, 3747174), (578, 3461922), (612, 3269593), (801, 2498116), (867, 2307948), (1068, 1873587), (1156, 1730961), (1513, 1322532), (1602, 1249058), (1734, 1153974), (2161, 925956), (2601, 769316), (3026, 661266), (3204, 624529), (3468, 576987), (4322, 462978), (4539, 440844), (5202, 384658), (6052, 330633), (6483, 308652), (8644, 231489), (9078, 220422), (10404, 192329), (12966, 154326), (13617, 146948), (18156, 110211), (19449, 102884), (25721, 77796), (25932, 77163), (27234, 73474), (36737, 54468), (38898, 51442)]