19520040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3461}}^1$

素因数の和:3522

約数の個数: 64

約数和(自身を含む): 59823360

約数和(自身を除く): 40303320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 3461, 5640, 6922, 10383, 13844, 17305, 20766, 27688, 34610, 41532, 51915, 69220, 83064, 103830, 138440, 162667, 207660, 325334, 415320, 488001, 650668, 813335, 976002, 1301336, 1626670, 1952004, 2440005, 3253340, 3904008, 4880010, 6506680, 9760020, 19520040]

約数ペア:

[(1, 19520040), (2, 9760020), (3, 6506680), (4, 4880010), (5, 3904008), (6, 3253340), (8, 2440005), (10, 1952004), (12, 1626670), (15, 1301336), (20, 976002), (24, 813335), (30, 650668), (40, 488001), (47, 415320), (60, 325334), (94, 207660), (120, 162667), (141, 138440), (188, 103830), (235, 83064), (282, 69220), (376, 51915), (470, 41532), (564, 34610), (705, 27688), (940, 20766), (1128, 17305), (1410, 13844), (1880, 10383), (2820, 6922), (3461, 5640)]