88260340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21739}}^1$

素因数の和:21784

約数の個数: 48

約数和(自身を含む): 219139200

約数和(自身を除く): 130878860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 21739, 43478, 86956, 108695, 152173, 217390, 304346, 434780, 608692, 630431, 760865, 1260862, 1521730, 2521724, 3043460, 3152155, 4413017, 6304310, 8826034, 12608620, 17652068, 22065085, 44130170, 88260340]

約数ペア:

[(1, 88260340), (2, 44130170), (4, 22065085), (5, 17652068), (7, 12608620), (10, 8826034), (14, 6304310), (20, 4413017), (28, 3152155), (29, 3043460), (35, 2521724), (58, 1521730), (70, 1260862), (116, 760865), (140, 630431), (145, 608692), (203, 434780), (290, 304346), (406, 217390), (580, 152173), (812, 108695), (1015, 86956), (2030, 43478), (4060, 21739)]