1111888964740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{197}}^1\times {\mathrm{976489}}^1$

素因数の和:976729

約数の個数: 72

約数和(自身を含む): 2492990687880

約数和(自身を除く): 1381101723140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 197, 289, 340, 394, 578, 788, 985, 1156, 1445, 1970, 2890, 3349, 3940, 5780, 6698, 13396, 16745, 33490, 56933, 66980, 113866, 227732, 284665, 569330, 976489, 1138660, 1952978, 3905956, 4882445, 9764890, 16600313, 19529780, 33200626, 66401252, 83001565, 166003130, 192368333, 282205321, 332006260, 384736666, 564410642, 769473332, 961841665, 1128821284, 1411026605, 1923683330, 2822053210, 3270261661, 3847366660, 5644106420, 6540523322, 13081046644, 16351308305, 32702616610, 55594448237, 65405233220, 111188896474, 222377792948, 277972241185, 555944482370, 1111888964740]

約数ペア:

[(1, 1111888964740), (2, 555944482370), (4, 277972241185), (5, 222377792948), (10, 111188896474), (17, 65405233220), (20, 55594448237), (34, 32702616610), (68, 16351308305), (85, 13081046644), (170, 6540523322), (197, 5644106420), (289, 3847366660), (340, 3270261661), (394, 2822053210), (578, 1923683330), (788, 1411026605), (985, 1128821284), (1156, 961841665), (1445, 769473332), (1970, 564410642), (2890, 384736666), (3349, 332006260), (3940, 282205321), (5780, 192368333), (6698, 166003130), (13396, 83001565), (16745, 66401252), (33490, 33200626), (56933, 19529780), (66980, 16600313), (113866, 9764890), (227732, 4882445), (284665, 3905956), (569330, 1952978), (976489, 1138660)]