487175780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{267679}}^1$

素因数の和:267708

約数の個数: 48

約数和(自身を含む): 1259166720

約数和(自身を除く): 771990940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 267679, 535358, 1070716, 1338395, 1873753, 2676790, 3479827, 3747506, 5353580, 6959654, 7495012, 9368765, 13919308, 17399135, 18737530, 24358789, 34798270, 37475060, 48717578, 69596540, 97435156, 121793945, 243587890, 487175780]

約数ペア:

[(1, 487175780), (2, 243587890), (4, 121793945), (5, 97435156), (7, 69596540), (10, 48717578), (13, 37475060), (14, 34798270), (20, 24358789), (26, 18737530), (28, 17399135), (35, 13919308), (52, 9368765), (65, 7495012), (70, 6959654), (91, 5353580), (130, 3747506), (140, 3479827), (182, 2676790), (260, 1873753), (364, 1338395), (455, 1070716), (910, 535358), (1820, 267679)]