7917528040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{16477}}^1$

素因数の和:16822

約数の個数: 64

約数和(自身を含む): 18312330960

約数和(自身を除く): 10394802920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 293, 328, 410, 586, 820, 1172, 1465, 1640, 2344, 2930, 5860, 11720, 12013, 16477, 24026, 32954, 48052, 60065, 65908, 82385, 96104, 120130, 131816, 164770, 240260, 329540, 480520, 659080, 675557, 1351114, 2702228, 3377785, 4827761, 5404456, 6755570, 9655522, 13511140, 19311044, 24138805, 27022280, 38622088, 48277610, 96555220, 193110440, 197938201, 395876402, 791752804, 989691005, 1583505608, 1979382010, 3958764020, 7917528040]

約数ペア:

[(1, 7917528040), (2, 3958764020), (4, 1979382010), (5, 1583505608), (8, 989691005), (10, 791752804), (20, 395876402), (40, 197938201), (41, 193110440), (82, 96555220), (164, 48277610), (205, 38622088), (293, 27022280), (328, 24138805), (410, 19311044), (586, 13511140), (820, 9655522), (1172, 6755570), (1465, 5404456), (1640, 4827761), (2344, 3377785), (2930, 2702228), (5860, 1351114), (11720, 675557), (12013, 659080), (16477, 480520), (24026, 329540), (32954, 240260), (48052, 164770), (60065, 131816), (65908, 120130), (82385, 96104)]