20163803870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3889}}^1\times {\mathrm{4357}}^1$

素因数の和:8277

約数の個数: 64

約数和(自身を含む): 43941191040

約数和(自身を除く): 23777387170

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 3889, 4357, 7778, 8714, 19445, 21785, 27223, 30499, 38890, 43570, 54446, 60998, 66113, 74069, 132226, 136115, 148138, 152495, 272230, 304990, 330565, 370345, 462791, 518483, 661130, 740690, 925582, 1036966, 2313955, 2592415, 4627910, 5184830, 16944373, 33888746, 84721865, 118610611, 169443730, 237221222, 288054341, 576108682, 593053055, 1186106110, 1440271705, 2016380387, 2880543410, 4032760774, 10081901935, 20163803870]

約数ペア:

[(1, 20163803870), (2, 10081901935), (5, 4032760774), (7, 2880543410), (10, 2016380387), (14, 1440271705), (17, 1186106110), (34, 593053055), (35, 576108682), (70, 288054341), (85, 237221222), (119, 169443730), (170, 118610611), (238, 84721865), (595, 33888746), (1190, 16944373), (3889, 5184830), (4357, 4627910), (7778, 2592415), (8714, 2313955), (19445, 1036966), (21785, 925582), (27223, 740690), (30499, 661130), (38890, 518483), (43570, 462791), (54446, 370345), (60998, 330565), (66113, 304990), (74069, 272230), (132226, 152495), (136115, 148138)]