3980454920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{27241}}^1$

素因数の和:27546

約数の個数: 64

約数和(自身を含む): 9679627440

約数和(自身を除く): 5699172520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 281, 520, 562, 1124, 1405, 2248, 2810, 3653, 5620, 7306, 11240, 14612, 18265, 27241, 29224, 36530, 54482, 73060, 108964, 136205, 146120, 217928, 272410, 354133, 544820, 708266, 1089640, 1416532, 1770665, 2833064, 3541330, 7082660, 7654721, 14165320, 15309442, 30618884, 38273605, 61237768, 76547210, 99511373, 153094420, 199022746, 306188840, 398045492, 497556865, 796090984, 995113730, 1990227460, 3980454920]

約数ペア:

[(1, 3980454920), (2, 1990227460), (4, 995113730), (5, 796090984), (8, 497556865), (10, 398045492), (13, 306188840), (20, 199022746), (26, 153094420), (40, 99511373), (52, 76547210), (65, 61237768), (104, 38273605), (130, 30618884), (260, 15309442), (281, 14165320), (520, 7654721), (562, 7082660), (1124, 3541330), (1405, 2833064), (2248, 1770665), (2810, 1416532), (3653, 1089640), (5620, 708266), (7306, 544820), (11240, 354133), (14612, 272410), (18265, 217928), (27241, 146120), (29224, 136205), (36530, 108964), (54482, 73060)]