8294780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 19102944

約数和(自身を除く): 10808164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 523, 610, 793, 1046, 1220, 1586, 2092, 2615, 3172, 3965, 5230, 6799, 7930, 10460, 13598, 15860, 27196, 31903, 33995, 63806, 67990, 127612, 135980, 159515, 319030, 414739, 638060, 829478, 1658956, 2073695, 4147390, 8294780]

約数ペア:

[(1, 8294780), (2, 4147390), (4, 2073695), (5, 1658956), (10, 829478), (13, 638060), (20, 414739), (26, 319030), (52, 159515), (61, 135980), (65, 127612), (122, 67990), (130, 63806), (244, 33995), (260, 31903), (305, 27196), (523, 15860), (610, 13598), (793, 10460), (1046, 7930), (1220, 6799), (1586, 5230), (2092, 3965), (2615, 3172)]