11143880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 128

約数和(自身を含む): 30412800

約数和(自身を除く): 19268920

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 31, 38, 40, 43, 44, 55, 62, 76, 86, 88, 95, 110, 124, 152, 155, 172, 190, 209, 215, 220, 248, 310, 341, 344, 380, 418, 430, 440, 473, 589, 620, 682, 760, 817, 836, 860, 946, 1045, 1178, 1240, 1333, 1364, 1634, 1672, 1705, 1720, 1892, 2090, 2356, 2365, 2666, 2728, 2945, 3268, 3410, 3784, 4085, 4180, 4712, 4730, 5332, 5890, 6479, 6536, 6665, 6820, 8170, 8360, 8987, 9460, 10664, 11780, 12958, 13330, 13640, 14663, 16340, 17974, 18920, 23560, 25327, 25916, 26660, 29326, 32395, 32680, 35948, 44935, 50654, 51832, 53320, 58652, 64790, 71896, 73315, 89870, 101308, 117304, 126635, 129580, 146630, 179740, 202616, 253270, 259160, 278597, 293260, 359480, 506540, 557194, 586520, 1013080, 1114388, 1392985, 2228776, 2785970, 5571940, 11143880]

約数ペア:

[(1, 11143880), (2, 5571940), (4, 2785970), (5, 2228776), (8, 1392985), (10, 1114388), (11, 1013080), (19, 586520), (20, 557194), (22, 506540), (31, 359480), (38, 293260), (40, 278597), (43, 259160), (44, 253270), (55, 202616), (62, 179740), (76, 146630), (86, 129580), (88, 126635), (95, 117304), (110, 101308), (124, 89870), (152, 73315), (155, 71896), (172, 64790), (190, 58652), (209, 53320), (215, 51832), (220, 50654), (248, 44935), (310, 35948), (341, 32680), (344, 32395), (380, 29326), (418, 26660), (430, 25916), (440, 25327), (473, 23560), (589, 18920), (620, 17974), (682, 16340), (760, 14663), (817, 13640), (836, 13330), (860, 12958), (946, 11780), (1045, 10664), (1178, 9460), (1240, 8987), (1333, 8360), (1364, 8170), (1634, 6820), (1672, 6665), (1705, 6536), (1720, 6479), (1892, 5890), (2090, 5332), (2356, 4730), (2365, 4712), (2666, 4180), (2728, 4085), (2945, 3784), (3268, 3410)]