47964540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61493}}^1$

素因数の和:61518

約数の個数: 48

約数和(自身を含む): 144633888

約数和(自身を除く): 96669348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 61493, 122986, 184479, 245972, 307465, 368958, 614930, 737916, 799409, 922395, 1229860, 1598818, 1844790, 2398227, 3197636, 3689580, 3997045, 4796454, 7994090, 9592908, 11991135, 15988180, 23982270, 47964540]

約数ペア:

[(1, 47964540), (2, 23982270), (3, 15988180), (4, 11991135), (5, 9592908), (6, 7994090), (10, 4796454), (12, 3997045), (13, 3689580), (15, 3197636), (20, 2398227), (26, 1844790), (30, 1598818), (39, 1229860), (52, 922395), (60, 799409), (65, 737916), (78, 614930), (130, 368958), (156, 307465), (195, 245972), (260, 184479), (390, 122986), (780, 61493)]