11997700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:877

約数の個数: 72

約数和(自身を含む): 30623040

約数和(自身を除く): 18625340

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 839, 1100, 1300, 1430, 1678, 2860, 3356, 3575, 4195, 7150, 8390, 9229, 10907, 14300, 16780, 18458, 20975, 21814, 36916, 41950, 43628, 46145, 54535, 83900, 92290, 109070, 119977, 184580, 218140, 230725, 239954, 272675, 461450, 479908, 545350, 599885, 922900, 1090700, 1199770, 2399540, 2999425, 5998850, 11997700]

約数ペア:

[(1, 11997700), (2, 5998850), (4, 2999425), (5, 2399540), (10, 1199770), (11, 1090700), (13, 922900), (20, 599885), (22, 545350), (25, 479908), (26, 461450), (44, 272675), (50, 239954), (52, 230725), (55, 218140), (65, 184580), (100, 119977), (110, 109070), (130, 92290), (143, 83900), (220, 54535), (260, 46145), (275, 43628), (286, 41950), (325, 36916), (550, 21814), (572, 20975), (650, 18458), (715, 16780), (839, 14300), (1100, 10907), (1300, 9229), (1430, 8390), (1678, 7150), (2860, 4195), (3356, 3575)]