855550920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1018513}}^1$

素因数の和:1018534

約数の個数: 64

約数和(自身を含む): 2933320320

約数和(自身を除く): 2077769400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1018513, 2037026, 3055539, 4074052, 5092565, 6111078, 7129591, 8148104, 10185130, 12222156, 14259182, 15277695, 20370260, 21388773, 24444312, 28518364, 30555390, 35647955, 40740520, 42777546, 57036728, 61110780, 71295910, 85555092, 106943865, 122221560, 142591820, 171110184, 213887730, 285183640, 427775460, 855550920]

約数ペア:

[(1, 855550920), (2, 427775460), (3, 285183640), (4, 213887730), (5, 171110184), (6, 142591820), (7, 122221560), (8, 106943865), (10, 85555092), (12, 71295910), (14, 61110780), (15, 57036728), (20, 42777546), (21, 40740520), (24, 35647955), (28, 30555390), (30, 28518364), (35, 24444312), (40, 21388773), (42, 20370260), (56, 15277695), (60, 14259182), (70, 12222156), (84, 10185130), (105, 8148104), (120, 7129591), (140, 6111078), (168, 5092565), (210, 4074052), (280, 3055539), (420, 2037026), (840, 1018513)]