28335860940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5306341}}^1$

素因数の和:5306442

約数の個数: 48

約数和(自身を含む): 80231891040

約数和(自身を除く): 51896030100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 5306341, 10612682, 15919023, 21225364, 26531705, 31838046, 53063410, 63676092, 79595115, 106126820, 159190230, 318380460, 472264349, 944528698, 1416793047, 1889057396, 2361321745, 2833586094, 4722643490, 5667172188, 7083965235, 9445286980, 14167930470, 28335860940]

約数ペア:

[(1, 28335860940), (2, 14167930470), (3, 9445286980), (4, 7083965235), (5, 5667172188), (6, 4722643490), (10, 2833586094), (12, 2361321745), (15, 1889057396), (20, 1416793047), (30, 944528698), (60, 472264349), (89, 318380460), (178, 159190230), (267, 106126820), (356, 79595115), (445, 63676092), (534, 53063410), (890, 31838046), (1068, 26531705), (1335, 21225364), (1780, 15919023), (2670, 10612682), (5340, 5306341)]