42319940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1171}}^1$

素因数の和:1332

約数の個数: 48

約数和(自身を含む): 96479040

約数和(自身を除く): 54159100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1171, 1390, 1807, 2342, 2780, 3614, 4684, 5855, 7228, 9035, 11710, 15223, 18070, 23420, 30446, 36140, 60892, 76115, 152230, 162769, 304460, 325538, 651076, 813845, 1627690, 2115997, 3255380, 4231994, 8463988, 10579985, 21159970, 42319940]

約数ペア:

[(1, 42319940), (2, 21159970), (4, 10579985), (5, 8463988), (10, 4231994), (13, 3255380), (20, 2115997), (26, 1627690), (52, 813845), (65, 651076), (130, 325538), (139, 304460), (260, 162769), (278, 152230), (556, 76115), (695, 60892), (1171, 36140), (1390, 30446), (1807, 23420), (2342, 18070), (2780, 15223), (3614, 11710), (4684, 9035), (5855, 7228)]