28520744

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2347}}^1$

素因数の和:2398

約数の個数: 48

約数和(自身を含む): 64241280

約数和(自身を除く): 35720536

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1519, 1736, 2347, 3038, 4694, 6076, 9388, 12152, 16429, 18776, 32858, 65716, 72757, 115003, 131432, 145514, 230006, 291028, 460012, 509299, 582056, 920024, 1018598, 2037196, 3565093, 4074392, 7130186, 14260372, 28520744]

約数ペア:

[(1, 28520744), (2, 14260372), (4, 7130186), (7, 4074392), (8, 3565093), (14, 2037196), (28, 1018598), (31, 920024), (49, 582056), (56, 509299), (62, 460012), (98, 291028), (124, 230006), (196, 145514), (217, 131432), (248, 115003), (392, 72757), (434, 65716), (868, 32858), (1519, 18776), (1736, 16429), (2347, 12152), (3038, 9388), (4694, 6076)]