3782900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 9478560

約数和(自身を除く): 5695660

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 181, 190, 209, 220, 275, 362, 380, 418, 475, 550, 724, 836, 905, 950, 1045, 1100, 1810, 1900, 1991, 2090, 3439, 3620, 3982, 4180, 4525, 5225, 6878, 7964, 9050, 9955, 10450, 13756, 17195, 18100, 19910, 20900, 34390, 37829, 39820, 49775, 68780, 75658, 85975, 99550, 151316, 171950, 189145, 199100, 343900, 378290, 756580, 945725, 1891450, 3782900]

約数ペア:

[(1, 3782900), (2, 1891450), (4, 945725), (5, 756580), (10, 378290), (11, 343900), (19, 199100), (20, 189145), (22, 171950), (25, 151316), (38, 99550), (44, 85975), (50, 75658), (55, 68780), (76, 49775), (95, 39820), (100, 37829), (110, 34390), (181, 20900), (190, 19910), (209, 18100), (220, 17195), (275, 13756), (362, 10450), (380, 9955), (418, 9050), (475, 7964), (550, 6878), (724, 5225), (836, 4525), (905, 4180), (950, 3982), (1045, 3620), (1100, 3439), (1810, 2090), (1900, 1991)]