2479624240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{17581}}^1$

素因数の和:17678

約数の個数: 80

約数和(自身を含む): 6043425696

約数和(自身を除く): 3563801456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 43, 80, 82, 86, 164, 172, 205, 215, 328, 344, 410, 430, 656, 688, 820, 860, 1640, 1720, 1763, 3280, 3440, 3526, 7052, 8815, 14104, 17581, 17630, 28208, 35162, 35260, 70324, 70520, 87905, 140648, 141040, 175810, 281296, 351620, 703240, 720821, 755983, 1406480, 1441642, 1511966, 2883284, 3023932, 3604105, 3779915, 5766568, 6047864, 7208210, 7559830, 11533136, 12095728, 14416420, 15119660, 28832840, 30239320, 30995303, 57665680, 60478640, 61990606, 123981212, 154976515, 247962424, 309953030, 495924848, 619906060, 1239812120, 2479624240]

約数ペア:

[(1, 2479624240), (2, 1239812120), (4, 619906060), (5, 495924848), (8, 309953030), (10, 247962424), (16, 154976515), (20, 123981212), (40, 61990606), (41, 60478640), (43, 57665680), (80, 30995303), (82, 30239320), (86, 28832840), (164, 15119660), (172, 14416420), (205, 12095728), (215, 11533136), (328, 7559830), (344, 7208210), (410, 6047864), (430, 5766568), (656, 3779915), (688, 3604105), (820, 3023932), (860, 2883284), (1640, 1511966), (1720, 1441642), (1763, 1406480), (3280, 755983), (3440, 720821), (3526, 703240), (7052, 351620), (8815, 281296), (14104, 175810), (17581, 141040), (17630, 140648), (28208, 87905), (35162, 70520), (35260, 70324)]