2017290320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{4903}}^1$

素因数の和:5092

約数の個数: 80

約数和(自身を含む): 4852606080

約数和(自身を除く): 2835315760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 139, 148, 185, 278, 296, 370, 556, 592, 695, 740, 1112, 1390, 1480, 2224, 2780, 2960, 4903, 5143, 5560, 9806, 10286, 11120, 19612, 20572, 24515, 25715, 39224, 41144, 49030, 51430, 78448, 82288, 98060, 102860, 181411, 196120, 205720, 362822, 392240, 411440, 681517, 725644, 907055, 1363034, 1451288, 1814110, 2726068, 2902576, 3407585, 3628220, 5452136, 6815170, 7256440, 10904272, 13630340, 14512880, 25216129, 27260680, 50432258, 54521360, 100864516, 126080645, 201729032, 252161290, 403458064, 504322580, 1008645160, 2017290320]

約数ペア:

[(1, 2017290320), (2, 1008645160), (4, 504322580), (5, 403458064), (8, 252161290), (10, 201729032), (16, 126080645), (20, 100864516), (37, 54521360), (40, 50432258), (74, 27260680), (80, 25216129), (139, 14512880), (148, 13630340), (185, 10904272), (278, 7256440), (296, 6815170), (370, 5452136), (556, 3628220), (592, 3407585), (695, 2902576), (740, 2726068), (1112, 1814110), (1390, 1451288), (1480, 1363034), (2224, 907055), (2780, 725644), (2960, 681517), (4903, 411440), (5143, 392240), (5560, 362822), (9806, 205720), (10286, 196120), (11120, 181411), (19612, 102860), (20572, 98060), (24515, 82288), (25715, 78448), (39224, 51430), (41144, 49030)]