8504540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 21288960

約数和(自身を除く): 12784420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 31, 43, 44, 55, 58, 62, 86, 110, 116, 124, 145, 155, 172, 215, 220, 290, 310, 319, 341, 430, 473, 580, 620, 638, 682, 860, 899, 946, 1247, 1276, 1333, 1364, 1595, 1705, 1798, 1892, 2365, 2494, 2666, 3190, 3410, 3596, 4495, 4730, 4988, 5332, 6235, 6380, 6665, 6820, 8990, 9460, 9889, 12470, 13330, 13717, 14663, 17980, 19778, 24940, 26660, 27434, 29326, 38657, 39556, 49445, 54868, 58652, 68585, 73315, 77314, 98890, 137170, 146630, 154628, 193285, 197780, 274340, 293260, 386570, 425227, 773140, 850454, 1700908, 2126135, 4252270, 8504540]

約数ペア:

[(1, 8504540), (2, 4252270), (4, 2126135), (5, 1700908), (10, 850454), (11, 773140), (20, 425227), (22, 386570), (29, 293260), (31, 274340), (43, 197780), (44, 193285), (55, 154628), (58, 146630), (62, 137170), (86, 98890), (110, 77314), (116, 73315), (124, 68585), (145, 58652), (155, 54868), (172, 49445), (215, 39556), (220, 38657), (290, 29326), (310, 27434), (319, 26660), (341, 24940), (430, 19778), (473, 17980), (580, 14663), (620, 13717), (638, 13330), (682, 12470), (860, 9889), (899, 9460), (946, 8990), (1247, 6820), (1276, 6665), (1333, 6380), (1364, 6235), (1595, 5332), (1705, 4988), (1798, 4730), (1892, 4495), (2365, 3596), (2494, 3410), (2666, 3190)]