20110362820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{829}}^1$

素因数の和:1213

約数の個数: 96

約数和(自身を含む): 43732846080

約数和(自身を除く): 23622483260

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 131, 188, 197, 235, 262, 394, 470, 524, 655, 788, 829, 940, 985, 1310, 1658, 1970, 2620, 3316, 3940, 4145, 6157, 8290, 9259, 12314, 16580, 18518, 24628, 25807, 30785, 37036, 38963, 46295, 51614, 61570, 77926, 92590, 103228, 108599, 123140, 129035, 155852, 163313, 185180, 194815, 217198, 258070, 326626, 389630, 434396, 516140, 542995, 653252, 779260, 816565, 1085990, 1212929, 1633130, 2171980, 2425858, 3266260, 4851716, 5104153, 6064645, 7675711, 10208306, 12129290, 15351422, 20416612, 21394003, 24258580, 25520765, 30702844, 38378555, 42788006, 51041530, 76757110, 85576012, 102083060, 106970015, 153514220, 213940030, 427880060, 1005518141, 2011036282, 4022072564, 5027590705, 10055181410, 20110362820]

約数ペア:

[(1, 20110362820), (2, 10055181410), (4, 5027590705), (5, 4022072564), (10, 2011036282), (20, 1005518141), (47, 427880060), (94, 213940030), (131, 153514220), (188, 106970015), (197, 102083060), (235, 85576012), (262, 76757110), (394, 51041530), (470, 42788006), (524, 38378555), (655, 30702844), (788, 25520765), (829, 24258580), (940, 21394003), (985, 20416612), (1310, 15351422), (1658, 12129290), (1970, 10208306), (2620, 7675711), (3316, 6064645), (3940, 5104153), (4145, 4851716), (6157, 3266260), (8290, 2425858), (9259, 2171980), (12314, 1633130), (16580, 1212929), (18518, 1085990), (24628, 816565), (25807, 779260), (30785, 653252), (37036, 542995), (38963, 516140), (46295, 434396), (51614, 389630), (61570, 326626), (77926, 258070), (92590, 217198), (103228, 194815), (108599, 185180), (123140, 163313), (129035, 155852)]