4372240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 80

約数和(自身を含む): 10999296

約数和(自身を除く): 6627056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 43, 62, 80, 82, 86, 124, 155, 164, 172, 205, 215, 248, 310, 328, 344, 410, 430, 496, 620, 656, 688, 820, 860, 1240, 1271, 1333, 1640, 1720, 1763, 2480, 2542, 2666, 3280, 3440, 3526, 5084, 5332, 6355, 6665, 7052, 8815, 10168, 10664, 12710, 13330, 14104, 17630, 20336, 21328, 25420, 26660, 28208, 35260, 50840, 53320, 54653, 70520, 101680, 106640, 109306, 141040, 218612, 273265, 437224, 546530, 874448, 1093060, 2186120, 4372240]

約数ペア:

[(1, 4372240), (2, 2186120), (4, 1093060), (5, 874448), (8, 546530), (10, 437224), (16, 273265), (20, 218612), (31, 141040), (40, 109306), (41, 106640), (43, 101680), (62, 70520), (80, 54653), (82, 53320), (86, 50840), (124, 35260), (155, 28208), (164, 26660), (172, 25420), (205, 21328), (215, 20336), (248, 17630), (310, 14104), (328, 13330), (344, 12710), (410, 10664), (430, 10168), (496, 8815), (620, 7052), (656, 6665), (688, 6355), (820, 5332), (860, 5084), (1240, 3526), (1271, 3440), (1333, 3280), (1640, 2666), (1720, 2542), (1763, 2480)]