16831120

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3449}}^1$

素因数の和:3523

約数の個数: 40

約数和(自身を含む): 39785400

約数和(自身を除く): 22954280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3449, 4880, 6898, 13796, 17245, 27592, 34490, 55184, 68980, 137960, 210389, 275920, 420778, 841556, 1051945, 1683112, 2103890, 3366224, 4207780, 8415560, 16831120]

約数ペア:

[(1, 16831120), (2, 8415560), (4, 4207780), (5, 3366224), (8, 2103890), (10, 1683112), (16, 1051945), (20, 841556), (40, 420778), (61, 275920), (80, 210389), (122, 137960), (244, 68980), (305, 55184), (488, 34490), (610, 27592), (976, 17245), (1220, 13796), (2440, 6898), (3449, 4880)]