17944980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4903}}^1$

素因数の和:4976

約数の個数: 48

約数和(自身を含む): 51080064

約数和(自身を除く): 33135084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 4903, 9806, 14709, 19612, 24515, 29418, 49030, 58836, 73545, 98060, 147090, 294180, 299083, 598166, 897249, 1196332, 1495415, 1794498, 2990830, 3588996, 4486245, 5981660, 8972490, 17944980]

約数ペア:

[(1, 17944980), (2, 8972490), (3, 5981660), (4, 4486245), (5, 3588996), (6, 2990830), (10, 1794498), (12, 1495415), (15, 1196332), (20, 897249), (30, 598166), (60, 299083), (61, 294180), (122, 147090), (183, 98060), (244, 73545), (305, 58836), (366, 49030), (610, 29418), (732, 24515), (915, 19612), (1220, 14709), (1830, 9806), (3660, 4903)]