85780020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4597}}^1$

素因数の和:4920

約数の個数: 48

約数和(自身を含む): 241008768

約数和(自身を除く): 155228748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 933, 1244, 1555, 1866, 3110, 3732, 4597, 4665, 6220, 9194, 9330, 13791, 18388, 18660, 22985, 27582, 45970, 55164, 68955, 91940, 137910, 275820, 1429667, 2859334, 4289001, 5718668, 7148335, 8578002, 14296670, 17156004, 21445005, 28593340, 42890010, 85780020]

約数ペア:

[(1, 85780020), (2, 42890010), (3, 28593340), (4, 21445005), (5, 17156004), (6, 14296670), (10, 8578002), (12, 7148335), (15, 5718668), (20, 4289001), (30, 2859334), (60, 1429667), (311, 275820), (622, 137910), (933, 91940), (1244, 68955), (1555, 55164), (1866, 45970), (3110, 27582), (3732, 22985), (4597, 18660), (4665, 18388), (6220, 13791), (9194, 9330)]