19799850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 56960640

約数和(自身を除く): 37160790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 109, 150, 173, 175, 210, 218, 327, 346, 350, 519, 525, 545, 654, 763, 865, 1038, 1050, 1090, 1211, 1526, 1635, 1730, 2289, 2422, 2595, 2725, 3270, 3633, 3815, 4325, 4578, 5190, 5450, 6055, 7266, 7630, 8175, 8650, 11445, 12110, 12975, 16350, 18165, 18857, 19075, 22890, 25950, 30275, 36330, 37714, 38150, 56571, 57225, 60550, 90825, 94285, 113142, 114450, 131999, 181650, 188570, 263998, 282855, 395997, 471425, 565710, 659995, 791994, 942850, 1319990, 1414275, 1979985, 2828550, 3299975, 3959970, 6599950, 9899925, 19799850]

約数ペア:

[(1, 19799850), (2, 9899925), (3, 6599950), (5, 3959970), (6, 3299975), (7, 2828550), (10, 1979985), (14, 1414275), (15, 1319990), (21, 942850), (25, 791994), (30, 659995), (35, 565710), (42, 471425), (50, 395997), (70, 282855), (75, 263998), (105, 188570), (109, 181650), (150, 131999), (173, 114450), (175, 113142), (210, 94285), (218, 90825), (327, 60550), (346, 57225), (350, 56571), (519, 38150), (525, 37714), (545, 36330), (654, 30275), (763, 25950), (865, 22890), (1038, 19075), (1050, 18857), (1090, 18165), (1211, 16350), (1526, 12975), (1635, 12110), (1730, 11445), (2289, 8650), (2422, 8175), (2595, 7630), (2725, 7266), (3270, 6055), (3633, 5450), (3815, 5190), (4325, 4578)]