19009560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1009}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 57448800

約数和(自身を除く): 38439240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1009, 1256, 1570, 1884, 2018, 2355, 3027, 3140, 3768, 4036, 4710, 5045, 6054, 6280, 8072, 9420, 10090, 12108, 15135, 18840, 20180, 24216, 30270, 40360, 60540, 121080, 158413, 316826, 475239, 633652, 792065, 950478, 1267304, 1584130, 1900956, 2376195, 3168260, 3801912, 4752390, 6336520, 9504780, 19009560]

約数ペア:

[(1, 19009560), (2, 9504780), (3, 6336520), (4, 4752390), (5, 3801912), (6, 3168260), (8, 2376195), (10, 1900956), (12, 1584130), (15, 1267304), (20, 950478), (24, 792065), (30, 633652), (40, 475239), (60, 316826), (120, 158413), (157, 121080), (314, 60540), (471, 40360), (628, 30270), (785, 24216), (942, 20180), (1009, 18840), (1256, 15135), (1570, 12108), (1884, 10090), (2018, 9420), (2355, 8072), (3027, 6280), (3140, 6054), (3768, 5045), (4036, 4710)]