287769860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{38783}}^1$

素因数の和:38852

約数の個数: 48

約数和(自身を含む): 703696896

約数和(自身を除く): 415927036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 38783, 77566, 155132, 193915, 271481, 387830, 542962, 775660, 1085924, 1357405, 2055499, 2714810, 4110998, 5429620, 8221996, 10277495, 14388493, 20554990, 28776986, 41109980, 57553972, 71942465, 143884930, 287769860]

約数ペア:

[(1, 287769860), (2, 143884930), (4, 71942465), (5, 57553972), (7, 41109980), (10, 28776986), (14, 20554990), (20, 14388493), (28, 10277495), (35, 8221996), (53, 5429620), (70, 4110998), (106, 2714810), (140, 2055499), (212, 1357405), (265, 1085924), (371, 775660), (530, 542962), (742, 387830), (1060, 271481), (1484, 193915), (1855, 155132), (3710, 77566), (7420, 38783)]