495280220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{22091}}^1$

素因数の和:22178

約数の個数: 48

約数和(自身を含む): 1113436800

約数和(自身を除く): 618156580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 11210, 22091, 22420, 44182, 88364, 110455, 220910, 419729, 441820, 839458, 1303369, 1678916, 2098645, 2606738, 4197290, 5213476, 6516845, 8394580, 13033690, 24764011, 26067380, 49528022, 99056044, 123820055, 247640110, 495280220]

約数ペア:

[(1, 495280220), (2, 247640110), (4, 123820055), (5, 99056044), (10, 49528022), (19, 26067380), (20, 24764011), (38, 13033690), (59, 8394580), (76, 6516845), (95, 5213476), (118, 4197290), (190, 2606738), (236, 2098645), (295, 1678916), (380, 1303369), (590, 839458), (1121, 441820), (1180, 419729), (2242, 220910), (4484, 110455), (5605, 88364), (11210, 44182), (22091, 22420)]