12889760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6197}}^1$

素因数の和:6225

約数の個数: 48

約数和(自身を含む): 32799816

約数和(自身を除く): 19910056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 6197, 12394, 24788, 30985, 49576, 61970, 80561, 99152, 123940, 161122, 198304, 247880, 322244, 402805, 495760, 644488, 805610, 991520, 1288976, 1611220, 2577952, 3222440, 6444880, 12889760]

約数ペア:

[(1, 12889760), (2, 6444880), (4, 3222440), (5, 2577952), (8, 1611220), (10, 1288976), (13, 991520), (16, 805610), (20, 644488), (26, 495760), (32, 402805), (40, 322244), (52, 247880), (65, 198304), (80, 161122), (104, 123940), (130, 99152), (160, 80561), (208, 61970), (260, 49576), (416, 30985), (520, 24788), (1040, 12394), (2080, 6197)]