19245400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2347}}^1$

素因数の和:2404

約数の個数: 48

約数和(自身を含む): 45856440

約数和(自身を除く): 26611040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 2347, 4100, 4694, 8200, 9388, 11735, 18776, 23470, 46940, 58675, 93880, 96227, 117350, 192454, 234700, 384908, 469400, 481135, 769816, 962270, 1924540, 2405675, 3849080, 4811350, 9622700, 19245400]

約数ペア:

[(1, 19245400), (2, 9622700), (4, 4811350), (5, 3849080), (8, 2405675), (10, 1924540), (20, 962270), (25, 769816), (40, 481135), (41, 469400), (50, 384908), (82, 234700), (100, 192454), (164, 117350), (200, 96227), (205, 93880), (328, 58675), (410, 46940), (820, 23470), (1025, 18776), (1640, 11735), (2050, 9388), (2347, 8200), (4100, 4694)]