1121820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2671}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 3591168

約数和(自身を除く): 2469348

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, 2671, 5342, 8013, 10684, 13355, 16026, 18697, 26710, 32052, 37394, 40065, 53420, 56091, 74788, 80130, 93485, 112182, 160260, 186970, 224364, 280455, 373940, 560910, 1121820]

約数ペア:

[(1, 1121820), (2, 560910), (3, 373940), (4, 280455), (5, 224364), (6, 186970), (7, 160260), (10, 112182), (12, 93485), (14, 80130), (15, 74788), (20, 56091), (21, 53420), (28, 40065), (30, 37394), (35, 32052), (42, 26710), (60, 18697), (70, 16026), (84, 13355), (105, 10684), (140, 8013), (210, 5342), (420, 2671)]