47715220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 117641160

約数和(自身を除く): 69925940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 181, 196, 245, 269, 362, 490, 538, 724, 905, 980, 1076, 1267, 1345, 1810, 1883, 2534, 2690, 3620, 3766, 5068, 5380, 6335, 7532, 8869, 9415, 12670, 13181, 17738, 18830, 25340, 26362, 35476, 37660, 44345, 48689, 52724, 65905, 88690, 97378, 131810, 177380, 194756, 243445, 263620, 340823, 486890, 681646, 973780, 1363292, 1704115, 2385761, 3408230, 4771522, 6816460, 9543044, 11928805, 23857610, 47715220]

約数ペア:

[(1, 47715220), (2, 23857610), (4, 11928805), (5, 9543044), (7, 6816460), (10, 4771522), (14, 3408230), (20, 2385761), (28, 1704115), (35, 1363292), (49, 973780), (70, 681646), (98, 486890), (140, 340823), (181, 263620), (196, 243445), (245, 194756), (269, 177380), (362, 131810), (490, 97378), (538, 88690), (724, 65905), (905, 52724), (980, 48689), (1076, 44345), (1267, 37660), (1345, 35476), (1810, 26362), (1883, 25340), (2534, 18830), (2690, 17738), (3620, 13181), (3766, 12670), (5068, 9415), (5380, 8869), (6335, 7532)]