54807760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97871}}^1$

素因数の和:97891

約数の個数: 40

約数和(自身を含む): 145633536

約数和(自身を除く): 90825776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 97871, 195742, 391484, 489355, 685097, 782968, 978710, 1370194, 1565936, 1957420, 2740388, 3425485, 3914840, 5480776, 6850970, 7829680, 10961552, 13701940, 27403880, 54807760]

約数ペア:

[(1, 54807760), (2, 27403880), (4, 13701940), (5, 10961552), (7, 7829680), (8, 6850970), (10, 5480776), (14, 3914840), (16, 3425485), (20, 2740388), (28, 1957420), (35, 1565936), (40, 1370194), (56, 978710), (70, 782968), (80, 685097), (112, 489355), (140, 391484), (280, 195742), (560, 97871)]