19132520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 48837600

約数和(自身を除く): 29705080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 67, 88, 110, 118, 121, 134, 220, 236, 242, 268, 295, 335, 440, 472, 484, 536, 590, 605, 649, 670, 737, 968, 1180, 1210, 1298, 1340, 1474, 2360, 2420, 2596, 2680, 2948, 3245, 3685, 3953, 4840, 5192, 5896, 6490, 7139, 7370, 7906, 8107, 12980, 14278, 14740, 15812, 16214, 19765, 25960, 28556, 29480, 31624, 32428, 35695, 39530, 40535, 43483, 57112, 64856, 71390, 79060, 81070, 86966, 142780, 158120, 162140, 173932, 217415, 285560, 324280, 347864, 434830, 478313, 869660, 956626, 1739320, 1913252, 2391565, 3826504, 4783130, 9566260, 19132520]

約数ペア:

[(1, 19132520), (2, 9566260), (4, 4783130), (5, 3826504), (8, 2391565), (10, 1913252), (11, 1739320), (20, 956626), (22, 869660), (40, 478313), (44, 434830), (55, 347864), (59, 324280), (67, 285560), (88, 217415), (110, 173932), (118, 162140), (121, 158120), (134, 142780), (220, 86966), (236, 81070), (242, 79060), (268, 71390), (295, 64856), (335, 57112), (440, 43483), (472, 40535), (484, 39530), (536, 35695), (590, 32428), (605, 31624), (649, 29480), (670, 28556), (737, 25960), (968, 19765), (1180, 16214), (1210, 15812), (1298, 14740), (1340, 14278), (1474, 12980), (2360, 8107), (2420, 7906), (2596, 7370), (2680, 7139), (2948, 6490), (3245, 5896), (3685, 5192), (3953, 4840)]