20804100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2237}}^1$

素因数の和:2285

約数の個数: 72

約数和(自身を含む): 62162688

約数和(自身を除く): 41358588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 150, 155, 186, 300, 310, 372, 465, 620, 775, 930, 1550, 1860, 2237, 2325, 3100, 4474, 4650, 6711, 8948, 9300, 11185, 13422, 22370, 26844, 33555, 44740, 55925, 67110, 69347, 111850, 134220, 138694, 167775, 208041, 223700, 277388, 335550, 346735, 416082, 671100, 693470, 832164, 1040205, 1386940, 1733675, 2080410, 3467350, 4160820, 5201025, 6934700, 10402050, 20804100]

約数ペア:

[(1, 20804100), (2, 10402050), (3, 6934700), (4, 5201025), (5, 4160820), (6, 3467350), (10, 2080410), (12, 1733675), (15, 1386940), (20, 1040205), (25, 832164), (30, 693470), (31, 671100), (50, 416082), (60, 346735), (62, 335550), (75, 277388), (93, 223700), (100, 208041), (124, 167775), (150, 138694), (155, 134220), (186, 111850), (300, 69347), (310, 67110), (372, 55925), (465, 44740), (620, 33555), (775, 26844), (930, 22370), (1550, 13422), (1860, 11185), (2237, 9300), (2325, 8948), (3100, 6711), (4474, 4650)]