19823240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{743}}^1$

素因数の和:806

約数の個数: 64

約数和(自身を含む): 48211200

約数和(自身を除く): 28387960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 145, 184, 230, 232, 290, 460, 580, 667, 743, 920, 1160, 1334, 1486, 2668, 2972, 3335, 3715, 5336, 5944, 6670, 7430, 13340, 14860, 17089, 21547, 26680, 29720, 34178, 43094, 68356, 85445, 86188, 107735, 136712, 170890, 172376, 215470, 341780, 430940, 495581, 683560, 861880, 991162, 1982324, 2477905, 3964648, 4955810, 9911620, 19823240]

約数ペア:

[(1, 19823240), (2, 9911620), (4, 4955810), (5, 3964648), (8, 2477905), (10, 1982324), (20, 991162), (23, 861880), (29, 683560), (40, 495581), (46, 430940), (58, 341780), (92, 215470), (115, 172376), (116, 170890), (145, 136712), (184, 107735), (230, 86188), (232, 85445), (290, 68356), (460, 43094), (580, 34178), (667, 29720), (743, 26680), (920, 21547), (1160, 17089), (1334, 14860), (1486, 13340), (2668, 7430), (2972, 6670), (3335, 5944), (3715, 5336)]