12285420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29251}}^1$

素因数の和:29270

約数の個数: 48

約数和(自身を含む): 39314688

約数和(自身を除く): 27029268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 29251, 58502, 87753, 117004, 146255, 175506, 204757, 292510, 351012, 409514, 438765, 585020, 614271, 819028, 877530, 1023785, 1228542, 1755060, 2047570, 2457084, 3071355, 4095140, 6142710, 12285420]

約数ペア:

[(1, 12285420), (2, 6142710), (3, 4095140), (4, 3071355), (5, 2457084), (6, 2047570), (7, 1755060), (10, 1228542), (12, 1023785), (14, 877530), (15, 819028), (20, 614271), (21, 585020), (28, 438765), (30, 409514), (35, 351012), (42, 292510), (60, 204757), (70, 175506), (84, 146255), (105, 117004), (140, 87753), (210, 58502), (420, 29251)]