12689560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1061}}^1$

素因数の和:1108

約数の個数: 64

約数和(自身を含む): 32114880

約数和(自身を除く): 19425320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1061, 1196, 1495, 2122, 2392, 2990, 4244, 5305, 5980, 8488, 10610, 11960, 13793, 21220, 24403, 27586, 42440, 48806, 55172, 68965, 97612, 110344, 122015, 137930, 195224, 244030, 275860, 317239, 488060, 551720, 634478, 976120, 1268956, 1586195, 2537912, 3172390, 6344780, 12689560]

約数ペア:

[(1, 12689560), (2, 6344780), (4, 3172390), (5, 2537912), (8, 1586195), (10, 1268956), (13, 976120), (20, 634478), (23, 551720), (26, 488060), (40, 317239), (46, 275860), (52, 244030), (65, 195224), (92, 137930), (104, 122015), (115, 110344), (130, 97612), (184, 68965), (230, 55172), (260, 48806), (299, 42440), (460, 27586), (520, 24403), (598, 21220), (920, 13793), (1061, 11960), (1196, 10610), (1495, 8488), (2122, 5980), (2392, 5305), (2990, 4244)]