1328570740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{558223}}^1$

素因数の和:558256

約数の個数: 48

約数和(自身を含む): 3376138752

約数和(自身を除く): 2047568012

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 558223, 1116446, 2232892, 2791115, 3907561, 5582230, 7815122, 9489791, 11164460, 15630244, 18979582, 19537805, 37959164, 39075610, 47448955, 66428537, 78151220, 94897910, 132857074, 189795820, 265714148, 332142685, 664285370, 1328570740]

約数ペア:

[(1, 1328570740), (2, 664285370), (4, 332142685), (5, 265714148), (7, 189795820), (10, 132857074), (14, 94897910), (17, 78151220), (20, 66428537), (28, 47448955), (34, 39075610), (35, 37959164), (68, 19537805), (70, 18979582), (85, 15630244), (119, 11164460), (140, 9489791), (170, 7815122), (238, 5582230), (340, 3907561), (476, 2791115), (595, 2232892), (1190, 1116446), (2380, 558223)]