397788180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{348937}}^1$

素因数の和:348968

約数の個数: 48

約数和(自身を含む): 1172431680

約数和(自身を除く): 774643500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 348937, 697874, 1046811, 1395748, 1744685, 2093622, 3489370, 4187244, 5234055, 6629803, 6978740, 10468110, 13259606, 19889409, 20936220, 26519212, 33149015, 39778818, 66298030, 79557636, 99447045, 132596060, 198894090, 397788180]

約数ペア:

[(1, 397788180), (2, 198894090), (3, 132596060), (4, 99447045), (5, 79557636), (6, 66298030), (10, 39778818), (12, 33149015), (15, 26519212), (19, 20936220), (20, 19889409), (30, 13259606), (38, 10468110), (57, 6978740), (60, 6629803), (76, 5234055), (95, 4187244), (114, 3489370), (190, 2093622), (228, 1744685), (285, 1395748), (380, 1046811), (570, 697874), (1140, 348937)]