2190180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 6197184

約数和(自身を除く): 4007004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 173, 211, 346, 422, 519, 633, 692, 844, 865, 1038, 1055, 1266, 1730, 2076, 2110, 2532, 2595, 3165, 3460, 4220, 5190, 6330, 10380, 12660, 36503, 73006, 109509, 146012, 182515, 219018, 365030, 438036, 547545, 730060, 1095090, 2190180]

約数ペア:

[(1, 2190180), (2, 1095090), (3, 730060), (4, 547545), (5, 438036), (6, 365030), (10, 219018), (12, 182515), (15, 146012), (20, 109509), (30, 73006), (60, 36503), (173, 12660), (211, 10380), (346, 6330), (422, 5190), (519, 4220), (633, 3460), (692, 3165), (844, 2595), (865, 2532), (1038, 2110), (1055, 2076), (1266, 1730)]