286768280

素因数分解:

$2^3\times 5^1\times {\mathrm{743}}^1\times {\mathrm{9649}}^1$

素因数の和:10403

約数の個数: 32

約数和(自身を含む): 646164000

約数和(自身を除く): 359395720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 743, 1486, 2972, 3715, 5944, 7430, 9649, 14860, 19298, 29720, 38596, 48245, 77192, 96490, 192980, 385960, 7169207, 14338414, 28676828, 35846035, 57353656, 71692070, 143384140, 286768280]

約数ペア:

[(1, 286768280), (2, 143384140), (4, 71692070), (5, 57353656), (8, 35846035), (10, 28676828), (20, 14338414), (40, 7169207), (743, 385960), (1486, 192980), (2972, 96490), (3715, 77192), (5944, 48245), (7430, 38596), (9649, 29720), (14860, 19298)]