19075920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1303}}^1$

素因数の和:1380

約数の個数: 80

約数和(自身を含む): 60150912

約数和(自身を除く): 41074992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1303, 1464, 1830, 2440, 2606, 2928, 3660, 3909, 4880, 5212, 6515, 7320, 7818, 10424, 13030, 14640, 15636, 19545, 20848, 26060, 31272, 39090, 52120, 62544, 78180, 79483, 104240, 156360, 158966, 238449, 312720, 317932, 397415, 476898, 635864, 794830, 953796, 1192245, 1271728, 1589660, 1907592, 2384490, 3179320, 3815184, 4768980, 6358640, 9537960, 19075920]

約数ペア:

[(1, 19075920), (2, 9537960), (3, 6358640), (4, 4768980), (5, 3815184), (6, 3179320), (8, 2384490), (10, 1907592), (12, 1589660), (15, 1271728), (16, 1192245), (20, 953796), (24, 794830), (30, 635864), (40, 476898), (48, 397415), (60, 317932), (61, 312720), (80, 238449), (120, 158966), (122, 156360), (183, 104240), (240, 79483), (244, 78180), (305, 62544), (366, 52120), (488, 39090), (610, 31272), (732, 26060), (915, 20848), (976, 19545), (1220, 15636), (1303, 14640), (1464, 13030), (1830, 10424), (2440, 7818), (2606, 7320), (2928, 6515), (3660, 5212), (3909, 4880)]