20388200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{14563}}^1$

素因数の和:14586

約数の個数: 48

約数和(自身を含む): 54178080

約数和(自身を除く): 33789880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 14563, 29126, 58252, 72815, 101941, 116504, 145630, 203882, 291260, 364075, 407764, 509705, 582520, 728150, 815528, 1019410, 1456300, 2038820, 2548525, 2912600, 4077640, 5097050, 10194100, 20388200]

約数ペア:

[(1, 20388200), (2, 10194100), (4, 5097050), (5, 4077640), (7, 2912600), (8, 2548525), (10, 2038820), (14, 1456300), (20, 1019410), (25, 815528), (28, 728150), (35, 582520), (40, 509705), (50, 407764), (56, 364075), (70, 291260), (100, 203882), (140, 145630), (175, 116504), (200, 101941), (280, 72815), (350, 58252), (700, 29126), (1400, 14563)]