15350920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 37966320

約数和(自身を除く): 22615400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 557, 689, 1060, 1114, 1378, 2120, 2228, 2756, 2785, 3445, 4456, 5512, 5570, 6890, 7241, 11140, 13780, 14482, 22280, 27560, 28964, 29521, 36205, 57928, 59042, 72410, 118084, 144820, 147605, 236168, 289640, 295210, 383773, 590420, 767546, 1180840, 1535092, 1918865, 3070184, 3837730, 7675460, 15350920]

約数ペア:

[(1, 15350920), (2, 7675460), (4, 3837730), (5, 3070184), (8, 1918865), (10, 1535092), (13, 1180840), (20, 767546), (26, 590420), (40, 383773), (52, 295210), (53, 289640), (65, 236168), (104, 147605), (106, 144820), (130, 118084), (212, 72410), (260, 59042), (265, 57928), (424, 36205), (520, 29521), (530, 28964), (557, 27560), (689, 22280), (1060, 14482), (1114, 13780), (1378, 11140), (2120, 7241), (2228, 6890), (2756, 5570), (2785, 5512), (3445, 4456)]