18211760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1913}}^1$

素因数の和:1950

約数の個数: 80

約数和(自身を含む): 51264576

約数和(自身を除く): 33052816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 1913, 2380, 3826, 4760, 7652, 9520, 9565, 13391, 15304, 19130, 26782, 30608, 32521, 38260, 53564, 65042, 66955, 76520, 107128, 130084, 133910, 153040, 162605, 214256, 227647, 260168, 267820, 325210, 455294, 520336, 535640, 650420, 910588, 1071280, 1138235, 1300840, 1821176, 2276470, 2601680, 3642352, 4552940, 9105880, 18211760]

約数ペア:

[(1, 18211760), (2, 9105880), (4, 4552940), (5, 3642352), (7, 2601680), (8, 2276470), (10, 1821176), (14, 1300840), (16, 1138235), (17, 1071280), (20, 910588), (28, 650420), (34, 535640), (35, 520336), (40, 455294), (56, 325210), (68, 267820), (70, 260168), (80, 227647), (85, 214256), (112, 162605), (119, 153040), (136, 133910), (140, 130084), (170, 107128), (238, 76520), (272, 66955), (280, 65042), (340, 53564), (476, 38260), (560, 32521), (595, 30608), (680, 26782), (952, 19130), (1190, 15304), (1360, 13391), (1904, 9565), (1913, 9520), (2380, 7652), (3826, 4760)]